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Optional decryption of communication using keystream
[proxmark3-svn] / client / cmdhfmfu.c
diff --git a/client/cmdhfmfu.c b/client/cmdhfmfu.c
index 15fa8e42879fb55fc796f2d9b3b60756cf14fb45..191032984929b77e34a998b0b1b5bdfc29c74fba 100644 (file)
--- a/client/cmdhfmfu.c
+++ b/client/cmdhfmfu.c
@@ -18,8 +18,11 @@
 
 #define MAX_UL_BLOCKS     0x0f
 #define MAX_ULC_BLOCKS    0x2b
 
 #define MAX_UL_BLOCKS     0x0f
 #define MAX_ULC_BLOCKS    0x2b
-#define MAX_ULEV1a_BLOCKS 0x12
-#define MAX_ULEV1b_BLOCKS 0x20
+#define MAX_ULEV1a_BLOCKS 0x13
+#define MAX_ULEV1b_BLOCKS 0x28
+#define MAX_NTAG_203      0x29
+#define MAX_NTAG_210      0x13
+#define MAX_NTAG_212      0x28
 #define MAX_NTAG_213      0x2c
 #define MAX_NTAG_215      0x86
 #define MAX_NTAG_216      0xe6
 #define MAX_NTAG_213      0x2c
 #define MAX_NTAG_215      0x86
 #define MAX_NTAG_216      0xe6
@@ -51,12 +54,13 @@ uint8_t default_pwd_pack[KEYS_PWD_COUNT][4] = {
        {0x32,0x0C,0x16,0x17}, // PACK 0x80,0x80 -- AMiiboo (sniffed) 
 };
 
        {0x32,0x0C,0x16,0x17}, // PACK 0x80,0x80 -- AMiiboo (sniffed) 
 };
 
-#define MAX_UL_TYPES 13
-uint16_t UL_TYPES_ARRAY[MAX_UL_TYPES] = {UNKNOWN, UL, UL_C, UL_EV1_48, UL_EV1_128, 
-           NTAG, NTAG_213, NTAG_215, NTAG_216, MY_D, MY_D_NFC, MY_D_MOVE, MY_D_MOVE_NFC};
-uint8_t UL_MEMORY_ARRAY[MAX_UL_TYPES] = {MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_ULC_BLOCKS, 
-           MAX_ULEV1a_BLOCKS, MAX_ULEV1b_BLOCKS, MAX_NTAG_213, MAX_NTAG_213, MAX_NTAG_215,
-           MAX_NTAG_216, MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_UL_BLOCKS};
+#define MAX_UL_TYPES 16
+uint16_t UL_TYPES_ARRAY[MAX_UL_TYPES] = {UNKNOWN, UL, UL_C, UL_EV1_48, UL_EV1_128, NTAG, NTAG_203,
+           NTAG_210, NTAG_212, NTAG_213, NTAG_215, NTAG_216, MY_D, MY_D_NFC, MY_D_MOVE, MY_D_MOVE_NFC};
+
+uint8_t UL_MEMORY_ARRAY[MAX_UL_TYPES] = {MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_ULC_BLOCKS, MAX_ULEV1a_BLOCKS,
+           MAX_ULEV1b_BLOCKS, MAX_NTAG_203, MAX_NTAG_203, MAX_NTAG_210, MAX_NTAG_212, MAX_NTAG_213,
+           MAX_NTAG_215, MAX_NTAG_216, MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_UL_BLOCKS, MAX_UL_BLOCKS};
 
 
 static int CmdHelp(const char *Cmd);
 
 
 static int CmdHelp(const char *Cmd);
@@ -67,15 +71,9 @@ char *getProductTypeStr( uint8_t id){
        char *retStr = buf;
 
        switch(id) {
        char *retStr = buf;
 
        switch(id) {
-               case 3:
-                       sprintf(retStr, "%02X %s", id, "(Ultralight)");
-                       break;
-               case 4:
-                       sprintf(retStr, "%02X %s", id, "(NTAG)");
-                       break;
-               default:
-                       sprintf(retStr, "%02X %s", id, "(unknown)");
-                       break;
+               case 3: sprintf(retStr, "%02X, Ultralight", id); break;
+               case 4: sprintf(retStr, "%02X, NTAG", id); break;
+               default: sprintf(retStr, "%02X, unknown", id); break;
        }
        return buf;
 }
        }
        return buf;
 }
@@ -96,9 +94,9 @@ char *getUlev1CardSizeStr( uint8_t fsize ){
 
        // is  LSB set?
        if (  fsize & 1 )
 
        // is  LSB set?
        if (  fsize & 1 )
-               sprintf(retStr, "%02X (%u <-> %u bytes)",fsize, usize, lsize);
+               sprintf(retStr, "%02X, (%u <-> %u bytes)",fsize, usize, lsize);
        else 
        else 
-               sprintf(retStr, "%02X (%u bytes)", fsize, lsize);               
+               sprintf(retStr, "%02X, (%u bytes)", fsize, lsize);              
        return buf;
 }
 
        return buf;
 }
 
@@ -146,11 +144,16 @@ static int ul_select( iso14a_card_select_t *card ){
        ul_switch_on_field();
 
        UsbCommand resp;
        ul_switch_on_field();
 
        UsbCommand resp;
-       if (!WaitForResponseTimeout(CMD_ACK, &resp, 1500)) return -1;
-       if (resp.arg[0] < 1) return -1;
+       bool ans = false;
+       ans = WaitForResponseTimeout(CMD_ACK, &resp, 1500);
+       if (!ans || resp.arg[0] < 1) {
+               PrintAndLog("iso14443a card select failed");
+               ul_switch_off_field();
+               return 0;
+       }
 
        memcpy(card, resp.d.asBytes, sizeof(iso14a_card_select_t));
 
        memcpy(card, resp.d.asBytes, sizeof(iso14a_card_select_t));
-       return resp.arg[0];
+       return 1;
 }
 
 // This read command will at least return 16bytes.
 }
 
 // This read command will at least return 16bytes.
@@ -205,6 +208,27 @@ static int ulev1_requestAuthentication( uint8_t *pwd, uint8_t *pack, uint16_t pa
        return len;
 }
 
        return len;
 }
 
+static int ul_auth_select( iso14a_card_select_t *card, TagTypeUL_t tagtype, bool hasAuthKey, uint8_t *authenticationkey, uint8_t *pack, uint8_t packSize){
+       if ( hasAuthKey && (tagtype & UL_C)) {
+               //will select card automatically and close connection on error
+               if (!ulc_authentication(authenticationkey, false)) {
+                       PrintAndLog("Error: Authentication Failed UL-C");
+                       return 0;
+               }
+       } else {
+               if ( !ul_select(card) ) return 0;
+
+               if (hasAuthKey) {
+                       if (ulev1_requestAuthentication(authenticationkey, pack, packSize) < 1) {
+                               ul_switch_off_field();
+                               PrintAndLog("Error: Authentication Failed UL-EV1/NTAG");
+                               return 0;
+                       }
+               }
+       }
+       return 1;
+}
+
 static int ulev1_getVersion( uint8_t *response, uint16_t responseLength ){
 
        uint8_t cmd[] = {MIFARE_ULEV1_VERSION}; 
 static int ulev1_getVersion( uint8_t *response, uint16_t responseLength ){
 
        uint8_t cmd[] = {MIFARE_ULEV1_VERSION}; 
@@ -267,73 +291,85 @@ static int ul_print_default( uint8_t *data){
        // CT (cascade tag byte) 0x88 xor SN0 xor SN1 xor SN2 
        int crc0 = 0x88 ^ data[0] ^ data[1] ^data[2];
        if ( data[3] == crc0 )
        // CT (cascade tag byte) 0x88 xor SN0 xor SN1 xor SN2 
        int crc0 = 0x88 ^ data[0] ^ data[1] ^data[2];
        if ( data[3] == crc0 )
-               PrintAndLog("      BCC0 : %02X - Ok", data[3]);
+               PrintAndLog("      BCC0 : %02X, Ok", data[3]);
        else
        else
-               PrintAndLog("      BCC0 : %02X - crc should be %02X", data[3], crc0);
+               PrintAndLog("      BCC0 : %02X, crc should be %02X", data[3], crc0);
 
        int crc1 = data[4] ^ data[5] ^ data[6] ^data[7];
        if ( data[8] == crc1 )
 
        int crc1 = data[4] ^ data[5] ^ data[6] ^data[7];
        if ( data[8] == crc1 )
-               PrintAndLog("      BCC1 : %02X - Ok", data[8]);
+               PrintAndLog("      BCC1 : %02X, Ok", data[8]);
        else
        else
-               PrintAndLog("      BCC1 : %02X - crc should be %02X", data[8], crc1 );
+               PrintAndLog("      BCC1 : %02X, crc should be %02X", data[8], crc1 );
+
+       PrintAndLog("  Internal : %02X, %sdefault", data[9], (data[9]==0x48)?"":"not " );
 
 
-       PrintAndLog("  Internal : %02X - %s default", data[9], (data[9]==0x48)?"":"not" );
        PrintAndLog("      Lock : %s - %s",
                                sprint_hex(data+10, 2),
                                printBits(2, data+10)
                );
        PrintAndLog("      Lock : %s - %s",
                                sprint_hex(data+10, 2),
                                printBits(2, data+10)
                );
+
        PrintAndLog("OneTimePad : %s - %s\n",
                                sprint_hex(data + 12, 4),
                                printBits(4, data+12)
                );
        PrintAndLog("OneTimePad : %s - %s\n",
                                sprint_hex(data + 12, 4),
                                printBits(4, data+12)
                );
+
        return 0;
 }
 
        return 0;
 }
 
-static int ntag_print_CC(uint8_t *data) {
-
-       PrintAndLog("\n--- NTAG NDEF Message");
-
-       if(data[0] != 0xe1) {
-               PrintAndLog("no NDEF message");
-               return -1;              // no NDEF message
-       }
+static int ndef_print_CC(uint8_t *data) {
+       // no NDEF message
+       if(data[0] != 0xe1)
+               return -1;
 
 
+       PrintAndLog("--- NDEF Message");
        PrintAndLog("Capability Container: %s", sprint_hex(data,4) );
        PrintAndLog("Capability Container: %s", sprint_hex(data,4) );
-       PrintAndLog("  %02X: NDEF Magic Number", data[0]); 
-       PrintAndLog("  %02X: version %d.%d supported by tag", data[1], (data[1] & 0xF0) >> 4, data[1] & 0x0f);
-       PrintAndLog("  %02X: Physical Memory Size: %d bytes", data[2], (data[2] + 1) * 8);
+       PrintAndLog("  %02X : NDEF Magic Number", data[0]); 
+       PrintAndLog("  %02X : version %d.%d supported by tag", data[1], (data[1] & 0xF0) >> 4, data[1] & 0x0f);
+       PrintAndLog("  %02X : Physical Memory Size: %d bytes", data[2], (data[2] + 1) * 8);
        if ( data[2] == 0x12 )
        if ( data[2] == 0x12 )
-               PrintAndLog("  %02X: NDEF Memory Size: %d bytes", data[2], 144);
+               PrintAndLog("  %02X : NDEF Memory Size: %d bytes", data[2], 144);
        else if ( data[2] == 0x3e )
        else if ( data[2] == 0x3e )
-               PrintAndLog("  %02X: NDEF Memory Size: %d bytes", data[2], 496);
+               PrintAndLog("  %02X : NDEF Memory Size: %d bytes", data[2], 496);
        else if ( data[2] == 0x6d )
        else if ( data[2] == 0x6d )
-               PrintAndLog("  %02X: NDEF Memory Size: %d bytes", data[2], 872);
-       
-       PrintAndLog("  %02X: %s / %s", data[3], 
+               PrintAndLog("  %02X : NDEF Memory Size: %d bytes", data[2], 872);
+
+       PrintAndLog("  %02X : %s / %s", data[3], 
                                (data[3] & 0xF0) ? "(RFU)" : "Read access granted without any security", 
                                (data[3] & 0x0F)==0 ? "Write access granted without any security" : (data[3] & 0x0F)==0x0F ? "No write access granted at all" : "(RFU)");
        return 0;
 }
 
                                (data[3] & 0xF0) ? "(RFU)" : "Read access granted without any security", 
                                (data[3] & 0x0F)==0 ? "Write access granted without any security" : (data[3] & 0x0F)==0x0F ? "No write access granted at all" : "(RFU)");
        return 0;
 }
 
-int ul_print_type(uint16_t tagtype, uint8_t spaces){
+int ul_print_type(uint32_t tagtype, uint8_t spaces){
        char spc[11] = "          ";
        spc[10]=0x00;
        char *spacer = spc + (10-spaces);
 
        if ( tagtype & UL )     
        char spc[11] = "          ";
        spc[10]=0x00;
        char *spacer = spc + (10-spaces);
 
        if ( tagtype & UL )     
-               PrintAndLog("%sTYPE : MIFARE Ultralight (MF0ICU1) %s [%x]", spacer, (tagtype & MAGIC)?"<magic>":"", tagtype);
+               PrintAndLog("%sTYPE : MIFARE Ultralight (MF0ICU1) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
        else if ( tagtype & UL_C)
        else if ( tagtype & UL_C)
-               PrintAndLog("%sTYPE : MIFARE Ultralight C (MF0ULC) %s [%x]", spacer, (tagtype & MAGIC)?"<magic>":"", tagtype );
+               PrintAndLog("%sTYPE : MIFARE Ultralight C (MF0ULC) %s", spacer, (tagtype & MAGIC) ? "<magic>" : "" );
        else if ( tagtype & UL_EV1_48)
                PrintAndLog("%sTYPE : MIFARE Ultralight EV1 48bytes (MF0UL1101)", spacer); 
        else if ( tagtype & UL_EV1_48)
                PrintAndLog("%sTYPE : MIFARE Ultralight EV1 48bytes (MF0UL1101)", spacer); 
-       else if ( tagtype & UL_EV1_128)
+       else if ( tagtype & UL_EV1_128) 
                PrintAndLog("%sTYPE : MIFARE Ultralight EV1 128bytes (MF0UL2101)", spacer);
                PrintAndLog("%sTYPE : MIFARE Ultralight EV1 128bytes (MF0UL2101)", spacer);
+       else if ( tagtype & NTAG )
+               PrintAndLog("%sTYPE : NTAG UNKNOWN", spacer);
+       else if ( tagtype & NTAG_203 )
+               PrintAndLog("%sTYPE : NTAG 203 144bytes (NT2H0301F0DT)", spacer);
+       else if ( tagtype & NTAG_210 )
+               PrintAndLog("%sTYPE : NTAG 210 48bytes (NT2L1011G0DU)", spacer);
+       else if ( tagtype & NTAG_212 )
+               PrintAndLog("%sTYPE : NTAG 212 128bytes (NT2L1211G0DU)", spacer);
        else if ( tagtype & NTAG_213 )
        else if ( tagtype & NTAG_213 )
-               PrintAndLog("%sTYPE : MIFARE NTAG 213 144bytes (NT2H1311G0DU)", spacer);
+               PrintAndLog("%sTYPE : NTAG 213 144bytes (NT2H1311G0DU)", spacer);
        else if ( tagtype & NTAG_215 )
        else if ( tagtype & NTAG_215 )
-               PrintAndLog("%sTYPE : MIFARE NTAG 215 504bytes (NT2H1511G0DU)", spacer);
+               PrintAndLog("%sTYPE : NTAG 215 504bytes (NT2H1511G0DU)", spacer);
        else if ( tagtype & NTAG_216 )
        else if ( tagtype & NTAG_216 )
-               PrintAndLog("%sTYPE : MIFARE NTAG 216 888bytes (NT2H1611G0DU)", spacer);
+               PrintAndLog("%sTYPE : NTAG 216 888bytes (NT2H1611G0DU)", spacer);
+       else if ( tagtype & NTAG_I2C_1K )
+               PrintAndLog("%sTYPE : NTAG I%sC 888bytes (NT3H1101FHK)", spacer, "\xFD");
+       else if ( tagtype & NTAG_I2C_2K )       
+               PrintAndLog("%sTYPE : NTAG I%sC 1904bytes (NT3H1201FHK)", spacer, "\xFD");
        else if ( tagtype & MY_D )
                PrintAndLog("%sTYPE : INFINEON my-d\x99", spacer);
        else if ( tagtype & MY_D_NFC )
        else if ( tagtype & MY_D )
                PrintAndLog("%sTYPE : INFINEON my-d\x99", spacer);
        else if ( tagtype & MY_D_NFC )
@@ -343,15 +379,15 @@ int ul_print_type(uint16_t tagtype, uint8_t spaces){
        else if ( tagtype & MY_D_MOVE_NFC )
                PrintAndLog("%sTYPE : INFINEON my-d\x99 move NFC", spacer);
        else
        else if ( tagtype & MY_D_MOVE_NFC )
                PrintAndLog("%sTYPE : INFINEON my-d\x99 move NFC", spacer);
        else
-               PrintAndLog("%sTYPE : Unknown %04x", spacer, tagtype);
+               PrintAndLog("%sTYPE : Unknown %06x", spacer, tagtype);
        return 0;
 }
 
 static int ulc_print_3deskey( uint8_t *data){
        return 0;
 }
 
 static int ulc_print_3deskey( uint8_t *data){
-       PrintAndLog("         deskey1 [44/0x2C]: %s [%.4s]", sprint_hex(data   ,4),data);
-       PrintAndLog("         deskey1 [45/0x2D]: %s [%.4s]", sprint_hex(data+4 ,4),data+4);
-       PrintAndLog("         deskey2 [46/0x2E]: %s [%.4s]", sprint_hex(data+8 ,4),data+8);
-       PrintAndLog("         deskey2 [47/0x2F]: %s [%.4s]", sprint_hex(data+12,4),data+12);
+       PrintAndLog("         deskey1 [44/0x2C] : %s [%.4s]", sprint_hex(data   ,4),data);
+       PrintAndLog("         deskey1 [45/0x2D] : %s [%.4s]", sprint_hex(data+4 ,4),data+4);
+       PrintAndLog("         deskey2 [46/0x2E] : %s [%.4s]", sprint_hex(data+8 ,4),data+8);
+       PrintAndLog("         deskey2 [47/0x2F] : %s [%.4s]", sprint_hex(data+12,4),data+12);
        PrintAndLog("\n 3des key : %s", sprint_hex(SwapEndian64(data, 16, 8), 16));
        return 0;
 }
        PrintAndLog("\n 3des key : %s", sprint_hex(SwapEndian64(data, 16, 8), 16));
        return 0;
 }
@@ -359,29 +395,29 @@ static int ulc_print_3deskey( uint8_t *data){
 static int ulc_print_configuration( uint8_t *data){
 
        PrintAndLog("--- UL-C Configuration");
 static int ulc_print_configuration( uint8_t *data){
 
        PrintAndLog("--- UL-C Configuration");
-       PrintAndLog(" Higher Lockbits [40/0x28]: %s - %s", sprint_hex(data, 4), printBits(2, data));
-       PrintAndLog("         Counter [41/0x29]: %s - %s", sprint_hex(data+4, 4), printBits(2, data+4));
+       PrintAndLog(" Higher Lockbits [40/0x28] : %s - %s", sprint_hex(data, 4), printBits(2, data));
+       PrintAndLog("         Counter [41/0x29] : %s - %s", sprint_hex(data+4, 4), printBits(2, data+4));
 
        bool validAuth = (data[8] >= 0x03 && data[8] <= 0x30);
        if ( validAuth )
 
        bool validAuth = (data[8] >= 0x03 && data[8] <= 0x30);
        if ( validAuth )
-               PrintAndLog("           Auth0 [42/0x2A]: %s Page %d and above need authentication", sprint_hex(data+8, 4), data[8] );
+               PrintAndLog("           Auth0 [42/0x2A] : %s page %d/0x%02X and above need authentication", sprint_hex(data+8, 4), data[8],data[8] );
        else{
                if ( data[8] == 0){
        else{
                if ( data[8] == 0){
-                       PrintAndLog("           Auth0 [42/0x2A]: %s default", sprint_hex(data+8, 4) );
+                       PrintAndLog("           Auth0 [42/0x2A] : %s default", sprint_hex(data+8, 4) );
                } else {
                } else {
-                       PrintAndLog("           Auth0 [42/0x2A]: %s auth byte is out-of-range", sprint_hex(data+8, 4) );
+                       PrintAndLog("           Auth0 [42/0x2A] : %s auth byte is out-of-range", sprint_hex(data+8, 4) );
                }
        }
                }
        }
-       PrintAndLog("           Auth1 [43/0x2B]: %s %s",
+       PrintAndLog("           Auth1 [43/0x2B] : %s %s",
                        sprint_hex(data+12, 4),
                        (data[12] & 1) ? "write access restricted": "read and write access restricted"
                        );
        return 0;
 }
 
                        sprint_hex(data+12, 4),
                        (data[12] & 1) ? "write access restricted": "read and write access restricted"
                        );
        return 0;
 }
 
-static int ulev1_print_configuration( uint8_t *data){
+static int ulev1_print_configuration( uint8_t *data, uint8_t startPage){
 
 
-       PrintAndLog("\n--- UL-EV1 Configuration");
+       PrintAndLog("\n--- Tag Configuration");
 
        bool strg_mod_en = (data[0] & 2);
        uint8_t authlim = (data[4] & 0x07);
 
        bool strg_mod_en = (data[0] & 2);
        uint8_t authlim = (data[4] & 0x07);
@@ -389,41 +425,45 @@ static int ulev1_print_configuration( uint8_t *data){
        bool prot = (data[4] & 0x80);
        uint8_t vctid = data[5];
 
        bool prot = (data[4] & 0x80);
        uint8_t vctid = data[5];
 
-       PrintAndLog(" cfg0 [16/0x10]: %s", sprint_hex(data, 4));
+       PrintAndLog("  cfg0 [%u/0x%02X] : %s", startPage, startPage, sprint_hex(data, 4));
        if ( data[3] < 0xff )
                PrintAndLog("                    - page %d and above need authentication",data[3]);
        else 
                PrintAndLog("                    - pages don't need authentication");
        PrintAndLog("                    - strong modulation mode %s", (strg_mod_en) ? "enabled":"disabled");
        if ( data[3] < 0xff )
                PrintAndLog("                    - page %d and above need authentication",data[3]);
        else 
                PrintAndLog("                    - pages don't need authentication");
        PrintAndLog("                    - strong modulation mode %s", (strg_mod_en) ? "enabled":"disabled");
-       PrintAndLog(" cfg1 [17/0x11]: %s", sprint_hex(data+4, 4) );
+       PrintAndLog("  cfg1 [%u/0x%02X] : %s", startPage + 1, startPage + 1,  sprint_hex(data+4, 4) );
        if ( authlim == 0)
                PrintAndLog("                    - Unlimited password attempts");
        else
                PrintAndLog("                    - Max number of password attempts is %d", authlim);
        PrintAndLog("                    - user configuration %s", cfglck ? "permanently locked":"writeable");
        PrintAndLog("                    - %s access is protected with password", prot ? "read and write":"write");
        if ( authlim == 0)
                PrintAndLog("                    - Unlimited password attempts");
        else
                PrintAndLog("                    - Max number of password attempts is %d", authlim);
        PrintAndLog("                    - user configuration %s", cfglck ? "permanently locked":"writeable");
        PrintAndLog("                    - %s access is protected with password", prot ? "read and write":"write");
-       PrintAndLog("               %02X - Virtual Card Type Identifier is %s default", vctid, (vctid==0x05)? "":"not");
-       PrintAndLog(" PWD  [18/0x12]: %s", sprint_hex(data+8, 4));
-       PrintAndLog(" PACK [19/0x13]: %s", sprint_hex(data+12, 4));
+       PrintAndLog("                    - %02X, Virtual Card Type Identifier is %s default", vctid, (vctid==0x05)? "":"not");
+       PrintAndLog("  PWD  [%u/0x%02X] : %s- (cannot be read)", startPage + 2, startPage + 2,  sprint_hex(data+8, 4));
+       PrintAndLog("  PACK [%u/0x%02X] : %s      - (cannot be read)", startPage + 3, startPage + 3,  sprint_hex(data+12, 2));
+       PrintAndLog("  RFU  [%u/0x%02X] :       %s- (cannot be read)", startPage + 3, startPage + 3,  sprint_hex(data+12, 2));
        return 0;
 }
 
 static int ulev1_print_counters(){
        return 0;
 }
 
 static int ulev1_print_counters(){
-       PrintAndLog("--- UL-EV1 Counters");
+       PrintAndLog("--- Tag Counters");
        uint8_t tear[1] = {0};
        uint8_t counter[3] = {0,0,0};
        uint8_t tear[1] = {0};
        uint8_t counter[3] = {0,0,0};
+       uint16_t len = 0;
        for ( uint8_t i = 0; i<3; ++i) {
                ulev1_readTearing(i,tear,sizeof(tear));
        for ( uint8_t i = 0; i<3; ++i) {
                ulev1_readTearing(i,tear,sizeof(tear));
-               ulev1_readCounter(i,counter, sizeof(counter) );
-               PrintAndLog("       [%0d] : %s", i, sprint_hex(counter,3));
-               PrintAndLog("                    - %02X tearing %s", tear[0], ( tear[0]==0xBD)?"Ok":"failure");
+               len = ulev1_readCounter(i,counter, sizeof(counter) );
+               if (len == 3) {
+                       PrintAndLog("       [%0d] : %s", i, sprint_hex(counter,3));
+                       PrintAndLog("                    - %02X tearing %s", tear[0], ( tear[0]==0xBD)?"Ok":"failure");
+               }
        }
        }
-       return 0;
+       return len;
 }
 
 static int ulev1_print_signature( uint8_t *data, uint8_t len){
 }
 
 static int ulev1_print_signature( uint8_t *data, uint8_t len){
-       PrintAndLog("\n--- UL-EV1 Signature");  
-       PrintAndLog("IC signature public key name  : NXP NTAG21x 2013");
+       PrintAndLog("\n--- Tag Signature");     
+       //PrintAndLog("IC signature public key name  : NXP NTAG21x 2013"); // don't know if there is other NXP public keys.. :(
        PrintAndLog("IC signature public key value : 04494e1a386d3d3cfe3dc10e5de68a499b1c202db5b132393e89ed19fe5be8bc61");
        PrintAndLog("    Elliptic curve parameters : secp128r1");
        PrintAndLog("            Tag ECC Signature : %s", sprint_hex(data, len));
        PrintAndLog("IC signature public key value : 04494e1a386d3d3cfe3dc10e5de68a499b1c202db5b132393e89ed19fe5be8bc61");
        PrintAndLog("    Elliptic curve parameters : secp128r1");
        PrintAndLog("            Tag ECC Signature : %s", sprint_hex(data, len));
@@ -433,11 +473,11 @@ static int ulev1_print_signature( uint8_t *data, uint8_t len){
 }
 
 static int ulev1_print_version(uint8_t *data){
 }
 
 static int ulev1_print_version(uint8_t *data){
-       PrintAndLog("\n--- UL-EV1 / NTAG Version");
-       PrintAndLog("       Raw bytes : %s", sprint_hex(data, 8) );
-       PrintAndLog("       Vendor ID : %02X, Manufacturer: %s", data[1], getTagInfo(data[1]));
+       PrintAndLog("\n--- Tag Version");
+       PrintAndLog("       Raw bytes : %s",sprint_hex(data, 8) );
+       PrintAndLog("       Vendor ID : %02X, %s", data[1], getTagInfo(data[1]));
        PrintAndLog("    Product type : %s", getProductTypeStr(data[2]));
        PrintAndLog("    Product type : %s", getProductTypeStr(data[2]));
-       PrintAndLog(" Product subtype : %02X %s", data[3], (data[3]==1) ?"17 pF":"50pF");
+       PrintAndLog(" Product subtype : %02X, %s", data[3], (data[3]==1) ?"17 pF":"50pF");
        PrintAndLog("   Major version : %02X", data[4]);
        PrintAndLog("   Minor version : %02X", data[5]);
        PrintAndLog("            Size : %s", getUlev1CardSizeStr(data[6]));
        PrintAndLog("   Major version : %02X", data[4]);
        PrintAndLog("   Minor version : %02X", data[5]);
        PrintAndLog("            Size : %s", getUlev1CardSizeStr(data[6]));
@@ -458,9 +498,7 @@ static int ulc_magic_test(){
        uint8_t nonce1[11] = {0x00};
        uint8_t nonce2[11] = {0x00};
        int status = ul_select(&card);
        uint8_t nonce1[11] = {0x00};
        uint8_t nonce2[11] = {0x00};
        int status = ul_select(&card);
-       if ( status < 1 ){
-               PrintAndLog("Error: couldn't select ulc_magic_test");
-               ul_switch_off_field();
+       if ( !status ){
                return UL_ERROR;
        }
        status = ulc_requestAuthentication(nonce1, sizeof(nonce1));
                return UL_ERROR;
        }
        status = ulc_requestAuthentication(nonce1, sizeof(nonce1));
@@ -480,20 +518,16 @@ static int ul_magic_test(){
        // 1) take present UID, and try to write it back. OBSOLETE 
        // 2) make a wrong length write to page0, and see if tag answers with ACK/NACK:
        iso14a_card_select_t card;
        // 1) take present UID, and try to write it back. OBSOLETE 
        // 2) make a wrong length write to page0, and see if tag answers with ACK/NACK:
        iso14a_card_select_t card;
-       int status = ul_select(&card);
-       if ( status < 1 ){
-               PrintAndLog("iso14443a card select failed");
-               ul_switch_off_field();
+       if ( !ul_select(&card) ) 
                return UL_ERROR;
                return UL_ERROR;
-       }
-       status = ul_comp_write(0, NULL, 0);
+       int status = ul_comp_write(0, NULL, 0);
        ul_switch_off_field();
        if ( status == 0 ) 
        ul_switch_off_field();
        if ( status == 0 ) 
-               return UL_MAGIC;
-       return UL;
+               return MAGIC;
+       return 0;
 }
 
 }
 
-uint16_t GetHF14AMfU_Type(void){
+uint32_t GetHF14AMfU_Type(void){
 
        TagTypeUL_t tagtype = UNKNOWN;
        iso14a_card_select_t card;
 
        TagTypeUL_t tagtype = UNKNOWN;
        iso14a_card_select_t card;
@@ -501,12 +535,8 @@ uint16_t GetHF14AMfU_Type(void){
        int status = 0;
        int len;
 
        int status = 0;
        int len;
 
-       status = ul_select(&card);
-       if ( status < 1 ){
-               PrintAndLog("iso14443a card select failed");
-               ul_switch_off_field();
-               return UL_ERROR;
-       }
+       if (!ul_select(&card)) return UL_ERROR;
+
        // Ultralight - ATQA / SAK 
        if ( card.atqa[1] != 0x00 || card.atqa[0] != 0x44 || card.sak != 0x00 ) {
                PrintAndLog("Tag is not Ultralight | NTAG | MY-D  [ATQA: %02X %02X SAK: %02X]\n", card.atqa[1], card.atqa[0], card.sak);
        // Ultralight - ATQA / SAK 
        if ( card.atqa[1] != 0x00 || card.atqa[0] != 0x44 || card.sak != 0x00 ) {
                PrintAndLog("Tag is not Ultralight | NTAG | MY-D  [ATQA: %02X %02X SAK: %02X]\n", card.atqa[1], card.atqa[0], card.sak);
@@ -526,12 +556,20 @@ uint16_t GetHF14AMfU_Type(void){
                                        tagtype = UL_EV1_48;
                                else if ( version[2] == 0x03 && version[6] != 0x0B )
                                        tagtype = UL_EV1_128;
                                        tagtype = UL_EV1_48;
                                else if ( version[2] == 0x03 && version[6] != 0x0B )
                                        tagtype = UL_EV1_128;
-                               else if ( version[2] == 0x04 && version[6] == 0x0F )
+                               else if ( version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0B )
+                                       tagtype = NTAG_210;
+                               else if ( version[2] == 0x04 && version[3] == 0x01 && version[6] == 0x0E )
+                                       tagtype = NTAG_212;
+                               else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x0F )
                                        tagtype = NTAG_213;
                                        tagtype = NTAG_213;
-                               else if ( version[2] == 0x04 && version[6] == 0x11 )
+                               else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x11 )
                                        tagtype = NTAG_215;
                                        tagtype = NTAG_215;
-                               else if ( version[2] == 0x04 && version[6] == 0x13 )
+                               else if ( version[2] == 0x04 && version[3] == 0x02 && version[6] == 0x13 )
                                        tagtype = NTAG_216;
                                        tagtype = NTAG_216;
+                               else if ( version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x13 )
+                                       tagtype = NTAG_I2C_1K;
+                               else if ( version[2] == 0x04 && version[3] == 0x05 && version[6] == 0x15 )
+                                       tagtype = NTAG_I2C_2K;
                                else if ( version[2] == 0x04 )
                                        tagtype = NTAG;
 
                                else if ( version[2] == 0x04 )
                                        tagtype = NTAG;
 
@@ -539,36 +577,52 @@ uint16_t GetHF14AMfU_Type(void){
                        }
                        case 0x01: tagtype = UL_C; break;
                        case 0x00: tagtype = UL; break;
                        }
                        case 0x01: tagtype = UL_C; break;
                        case 0x00: tagtype = UL; break;
-                       case -1  : tagtype = (UL | UL_C); break;  //when does this happen?
+                       case -1  : tagtype = (UL | UL_C | NTAG_203); break;  // could be UL | UL_C magic tags
                        default  : tagtype = UNKNOWN; break;
                }
                        default  : tagtype = UNKNOWN; break;
                }
-               // UL-C test
-               if (tagtype == (UL | UL_C)) {
-                       status = ul_select(&card);
-                       if ( status < 1 ){
-                               PrintAndLog("iso14443a card select failed (UL-C)");
-                               ul_switch_off_field();
-                               return UL_ERROR;
-                       }
+               // UL vs UL-C vs ntag203 test
+               if (tagtype & (UL | UL_C | NTAG_203)) {
+                       if ( !ul_select(&card) ) return UL_ERROR;
+
+                       // do UL_C check first...
                        uint8_t nonce[11] = {0x00};
                        status = ulc_requestAuthentication(nonce, sizeof(nonce));
                        uint8_t nonce[11] = {0x00};
                        status = ulc_requestAuthentication(nonce, sizeof(nonce));
-                       tagtype = ( status > 0 ) ? UL_C : UL;
-
                        ul_switch_off_field();
                        ul_switch_off_field();
+                       if (status > 1) {
+                               tagtype = UL_C;
+                       } else { 
+                               // need to re-select after authentication error
+                               if ( !ul_select(&card) ) return UL_ERROR;
+
+                               uint8_t data[16] = {0x00};
+                               // read page 0x26-0x29 (last valid ntag203 page)
+                               status = ul_read(0x26, data, sizeof(data));
+                               if ( status <= 1 ) {
+                                       tagtype = UL;
+                               } else {
+                                       // read page 0x30 (should error if it is a ntag203)
+                                       status = ul_read(0x30, data, sizeof(data));
+                                       if ( status <= 1 ){
+                                               tagtype = NTAG_203;
+                                       } else {
+                                               tagtype = UNKNOWN;
+                                       }
+                               }
+                               ul_switch_off_field();
+                       }
                }
        } else {
                // Infinition MY-D tests   Exam high nibble 
                uint8_t nib = (card.uid[1] & 0xf0) >> 4;
                switch ( nib ){
                        case 1: tagtype =  MY_D; break;
                }
        } else {
                // Infinition MY-D tests   Exam high nibble 
                uint8_t nib = (card.uid[1] & 0xf0) >> 4;
                switch ( nib ){
                        case 1: tagtype =  MY_D; break;
-                       case 2: tagtype = (MY_D | MY_D_NFC); break;
-                       case 3: tagtype = (MY_D_MOVE | MY_D_MOVE_NFC); break;
+                       case 2: tagtype = (MY_D | MY_D_NFC); break; //notice: we can not currently distinguish between these two
+                       case 3: tagtype = (MY_D_MOVE | MY_D_MOVE_NFC); break; //notice: we can not currently distinguish between these two
                }
        }
 
                }
        }
 
-       tagtype = (ul_magic_test() == UL_MAGIC) ? (tagtype | MAGIC) : tagtype;
-       //if ((tagtype & UL)) tagtype = ul_magic_test();
-
+       tagtype |= ul_magic_test();
+       if (tagtype == (UNKNOWN | MAGIC)) tagtype = (UL_MAGIC);
        return tagtype;
 }
 
        return tagtype;
 }
 
@@ -577,15 +631,19 @@ int CmdHF14AMfUInfo(const char *Cmd){
        uint8_t authlim = 0xff;
        uint8_t data[16] = {0x00};
        iso14a_card_select_t card;
        uint8_t authlim = 0xff;
        uint8_t data[16] = {0x00};
        iso14a_card_select_t card;
-       uint8_t *key;
        int status;
        bool errors = false;
        bool hasAuthKey = false;
        int status;
        bool errors = false;
        bool hasAuthKey = false;
+       bool locked = false;
+       bool swapEndian = false;
        uint8_t cmdp = 0;
        uint8_t cmdp = 0;
-       uint8_t datalen = 0;
+       uint8_t dataLen = 0;
        uint8_t authenticationkey[16] = {0x00};
        uint8_t authenticationkey[16] = {0x00};
+       uint8_t *authkeyptr = authenticationkey;
+       uint8_t *key;
        uint8_t pack[4] = {0,0,0,0};
        uint8_t pack[4] = {0,0,0,0};
-       int len=0;
+       int len = 0;
+       char tempStr[50];
 
        while(param_getchar(Cmd, cmdp) != 0x00)
        {
 
        while(param_getchar(Cmd, cmdp) != 0x00)
        {
@@ -596,23 +654,21 @@ int CmdHF14AMfUInfo(const char *Cmd){
                        return usage_hf_mfu_info();
                case 'k':
                case 'K':
                        return usage_hf_mfu_info();
                case 'k':
                case 'K':
-                       // EV1/NTAG size key
-                       datalen = param_gethex(Cmd, cmdp+1, data, 8);
-                       if ( !datalen ) {
-                               memcpy(authenticationkey, data, 4);
-                               cmdp += 2;
-                               hasAuthKey = true;
-                               break;
-                       }
-                       // UL-C size key        
-                       datalen = param_gethex(Cmd, cmdp+1, data, 32);
-                       if (!datalen){
-                               memcpy(authenticationkey, data, 16);
-                               cmdp += 2;
-                               hasAuthKey = true;
-                               break;
+                       dataLen = param_getstr(Cmd, cmdp+1, tempStr);
+                       if (dataLen == 32 || dataLen == 8) { //ul-c or ev1/ntag key length
+                               errors = param_gethex(tempStr, 0, authenticationkey, dataLen);
+                               dataLen /= 2; // handled as bytes from now on
+                       } else {
+                               PrintAndLog("\nERROR: Key is incorrect length\n");
+                               errors = true;
                        }
                        }
-                       errors = true; 
+                       cmdp += 2;
+                       hasAuthKey = true;
+                       break;
+               case 'l':
+               case 'L':
+                       swapEndian = true;
+                       cmdp++;
                        break;
                default:
                        PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
                        break;
                default:
                        PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
@@ -624,7 +680,7 @@ int CmdHF14AMfUInfo(const char *Cmd){
 
        //Validations
        if(errors) return usage_hf_mfu_info();
 
        //Validations
        if(errors) return usage_hf_mfu_info();
-       
+
        TagTypeUL_t tagtype = GetHF14AMfU_Type();
        if (tagtype == UL_ERROR) return -1;
 
        TagTypeUL_t tagtype = GetHF14AMfU_Type();
        if (tagtype == UL_ERROR) return -1;
 
@@ -632,41 +688,26 @@ int CmdHF14AMfUInfo(const char *Cmd){
        PrintAndLog("-------------------------------------------------------------");
        ul_print_type(tagtype, 6);
 
        PrintAndLog("-------------------------------------------------------------");
        ul_print_type(tagtype, 6);
 
-       if ( hasAuthKey && (tagtype & UL_C)) {
-               //will select card automatically and close connection on error
-               if (!ulc_authentication(authenticationkey, false)) {
-                       PrintAndLog("Error: Authentication Failed UL-C");
-                       return 0;
-               }
-       } else {
-               status = ul_select(&card);
-               if ( status < 1 ){
-                       PrintAndLog("iso14443a card select failed");
-                       ul_switch_off_field();
-                       return status;
-               }
-               if (hasAuthKey) {
-                       len = ulev1_requestAuthentication(authenticationkey, pack, sizeof(pack));
-                       if (len < 1) {
-                               ul_switch_off_field();
-                               PrintAndLog("Error: Authentication Failed UL-EV1/NTAG");
-                               return 0;
-                       }
-               }
-       }
+       // Swap endianness 
+       if (swapEndian && hasAuthKey) authkeyptr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4 );
 
 
+       if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
 
 
-       // read pages 0,1,2,4 (should read 4pages)
+       // read pages 0,1,2,3 (should read 4pages)
        status = ul_read(0, data, sizeof(data));
        status = ul_read(0, data, sizeof(data));
-       if ( status == -1 ){
+       if ( status == -1 ) {
                ul_switch_off_field();
                PrintAndLog("Error: tag didn't answer to READ");
                return status;
                ul_switch_off_field();
                PrintAndLog("Error: tag didn't answer to READ");
                return status;
+       } else if (status == 16) {
+               ul_print_default(data);
+               ndef_print_CC(data+12);
+       } else {
+               locked = true;
        }
 
        }
 
-       ul_print_default(data);
-
-       if ((tagtype & UL_C)){
+       // UL_C Specific
+       if ((tagtype & UL_C)) {
 
                // read pages 0x28, 0x29, 0x2A, 0x2B
                uint8_t ulc_conf[16] = {0x00};
 
                // read pages 0x28, 0x29, 0x2A, 0x2B
                uint8_t ulc_conf[16] = {0x00};
@@ -676,124 +717,123 @@ int CmdHF14AMfUInfo(const char *Cmd){
                        ul_switch_off_field();
                        return status;
                } 
                        ul_switch_off_field();
                        return status;
                } 
-               ulc_print_configuration(ulc_conf);
-
-               if ((tagtype & MAGIC)){
+               if (status == 16) ulc_print_configuration(ulc_conf);
+               else locked = true;
 
 
+               if ((tagtype & MAGIC)) {
+                       //just read key
                        uint8_t ulc_deskey[16] = {0x00};
                        status = ul_read(0x2C, ulc_deskey, sizeof(ulc_deskey));
                        uint8_t ulc_deskey[16] = {0x00};
                        status = ul_read(0x2C, ulc_deskey, sizeof(ulc_deskey));
-                       if ( status == -1 ){
+                       if ( status == -1 ) {
                                ul_switch_off_field();
                                PrintAndLog("Error: tag didn't answer to READ magic");
                                return status;
                        }
                                ul_switch_off_field();
                                PrintAndLog("Error: tag didn't answer to READ magic");
                                return status;
                        }
-                       ulc_print_3deskey(ulc_deskey);
+                       if (status == 16) ulc_print_3deskey(ulc_deskey);
 
                } else {
                        ul_switch_off_field();
                        // if we called info with key, just return 
                        if ( hasAuthKey ) return 1;
 
 
                } else {
                        ul_switch_off_field();
                        // if we called info with key, just return 
                        if ( hasAuthKey ) return 1;
 
+                       // also try to diversify default keys..  look into CmdHF14AMfuGenDiverseKeys
                        PrintAndLog("Trying some default 3des keys");
                        PrintAndLog("Trying some default 3des keys");
-                       for (uint8_t i = 0; i < KEYS_3DES_COUNT; ++i ){
+                       for (uint8_t i = 0; i < KEYS_3DES_COUNT; ++i ) {
                                key = default_3des_keys[i];
                                key = default_3des_keys[i];
-                               if (ulc_authentication(key, true)){
-                                       PrintAndLog("Found default 3des key: "); //%s", sprint_hex(key,16));
+                               if (ulc_authentication(key, true)) {
+                                       PrintAndLog("Found default 3des key: ");
                                        uint8_t keySwap[16];
                                        memcpy(keySwap, SwapEndian64(key,16,8), 16);
                                        ulc_print_3deskey(keySwap);
                                        return 1;
                                } 
                        }
                                        uint8_t keySwap[16];
                                        memcpy(keySwap, SwapEndian64(key,16,8), 16);
                                        ulc_print_3deskey(keySwap);
                                        return 1;
                                } 
                        }
-                       return 1; //return even if key not found (UL_C is done)
+                       return 1;
                }
        }
 
                }
        }
 
+       // do counters and signature first (don't neet auth) 
+
+       // ul counters are different than ntag counters
        if ((tagtype & (UL_EV1_48 | UL_EV1_128))) {
        if ((tagtype & (UL_EV1_48 | UL_EV1_128))) {
-               //do counters and signature first (don't neet auth)
-               ulev1_print_counters();
+               if (ulev1_print_counters() != 3) {
+                       // failed - re-select
+                       if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
+               }
+       }
 
 
+       if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K     ))) {
                uint8_t ulev1_signature[32] = {0x00};
                status = ulev1_readSignature( ulev1_signature, sizeof(ulev1_signature));
                uint8_t ulev1_signature[32] = {0x00};
                status = ulev1_readSignature( ulev1_signature, sizeof(ulev1_signature));
-               if ( status == -1 ){
+               if ( status == -1 ) {
                        PrintAndLog("Error: tag didn't answer to READ SIGNATURE");
                        ul_switch_off_field();
                        return status;
                        PrintAndLog("Error: tag didn't answer to READ SIGNATURE");
                        ul_switch_off_field();
                        return status;
-               }               
-               ulev1_print_signature( ulev1_signature, sizeof(ulev1_signature));
-
-               uint8_t startconfigblock = (tagtype & UL_EV1_48) ? 0x10 : 0x25;
-               uint8_t ulev1_conf[16] = {0x00};
-               status = ul_read(startconfigblock, ulev1_conf, sizeof(ulev1_conf));
-               if ( status == -1 ){
-                       PrintAndLog("Error: tag didn't answer to READ EV1");
-                       ul_switch_off_field();
-                       return status;
                }
                }
-               // save AUTHENTICATION LIMITS for later:
-               authlim = (ulev1_conf[4] & 0x07);
-               bool allZeros = true;
-               for (uint8_t idx=0; idx<8; idx++)
-                       if (ulev1_conf[idx]) allZeros = false;
-
-               if (allZeros) authlim=7;
-               ulev1_print_configuration(ulev1_conf);
+               if (status == 32) ulev1_print_signature( ulev1_signature, sizeof(ulev1_signature));
+               else {
+                       // re-select
+                       if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
+               }
        }
 
        }
 
-       if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_213 | NTAG_215 | NTAG_216))) {
-
+       if ((tagtype & (UL_EV1_48 | UL_EV1_128 | NTAG_210 | NTAG_212 | NTAG_213 | NTAG_215 | NTAG_216 | NTAG_I2C_1K | NTAG_I2C_2K))) {
                uint8_t version[10] = {0x00};
                status  = ulev1_getVersion(version, sizeof(version));
                uint8_t version[10] = {0x00};
                status  = ulev1_getVersion(version, sizeof(version));
-               if ( status == -1 ){
+               if ( status == -1 ) {
                        PrintAndLog("Error: tag didn't answer to GETVERSION");
                        ul_switch_off_field();
                        return status;
                        PrintAndLog("Error: tag didn't answer to GETVERSION");
                        ul_switch_off_field();
                        return status;
+               } else if (status == 10) {
+                       ulev1_print_version(version);
+               } else {
+                       locked = true;
+                       if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
                }
                }
-               ulev1_print_version(version);
 
 
-               // if we called info with key, just return 
-               if ( hasAuthKey ) {
-                       ul_switch_off_field();
-                       return 1;
+               uint8_t startconfigblock = 0;
+               uint8_t ulev1_conf[16] = {0x00};
+               // config blocks always are last 4 pages
+               for (uint8_t idx = 0; idx < MAX_UL_TYPES; idx++)
+                       if (tagtype & UL_TYPES_ARRAY[idx])
+                               startconfigblock = UL_MEMORY_ARRAY[idx]-3;
+
+               if (startconfigblock){ // if we know where the config block is...
+                       status = ul_read(startconfigblock, ulev1_conf, sizeof(ulev1_conf));
+                       if ( status == -1 ) {
+                               PrintAndLog("Error: tag didn't answer to READ EV1");
+                               ul_switch_off_field();
+                               return status;
+                       } else if (status == 16) {
+                               // save AUTHENTICATION LIMITS for later:
+                               authlim = (ulev1_conf[4] & 0x07);
+                               ulev1_print_configuration(ulev1_conf, startconfigblock);
+                       }
                }
 
                // AUTHLIMIT, (number of failed authentications)
                // 0 = limitless.
                }
 
                // AUTHLIMIT, (number of failed authentications)
                // 0 = limitless.
-               // 1-7 = ...  should we even try then?
-               if ( authlim == 0 ){
+               // 1-7 = limit. No automatic tries then.
+               // hasAuthKey,  if we was called with key, skip test.
+               if ( !authlim && !hasAuthKey ) {
                        PrintAndLog("\n--- Known EV1/NTAG passwords.");
                        len = 0;
                        PrintAndLog("\n--- Known EV1/NTAG passwords.");
                        len = 0;
-                       for (uint8_t i = 0; i < KEYS_PWD_COUNT; ++i ){
+                       for (uint8_t i = 0; i < KEYS_PWD_COUNT; ++i ) {
                                key = default_pwd_pack[i];
                                len = ulev1_requestAuthentication(key, pack, sizeof(pack));
                                if (len >= 1) {
                                        PrintAndLog("Found a default password: %s || Pack: %02X %02X",sprint_hex(key, 4), pack[0], pack[1]);
                                        break;
                                } else {
                                key = default_pwd_pack[i];
                                len = ulev1_requestAuthentication(key, pack, sizeof(pack));
                                if (len >= 1) {
                                        PrintAndLog("Found a default password: %s || Pack: %02X %02X",sprint_hex(key, 4), pack[0], pack[1]);
                                        break;
                                } else {
-                                       status = ul_select(&card);
-                                       if ( status < 1 ){
-                                               PrintAndLog("iso14443a card select failed - ev1 auth");
-                                               ul_switch_off_field();
-                                               return status;
-                                       }
+                                       if (!ul_auth_select( &card, tagtype, hasAuthKey, authkeyptr, pack, sizeof(pack))) return -1;
                                }
                        }
                                }
                        }
+                       if (len < 1) PrintAndLog("password not known");
                }
        }
 
                }
        }
 
-       if ((tagtype & (NTAG_213 | NTAG_215 | NTAG_216))){
-
-               uint8_t cc[16] = {0x00};
-               status = ul_read(3, cc, sizeof(cc));
-               if ( status == -1 ){
-                       PrintAndLog("Error: tag didn't answer to READ ntag");
-                       ul_switch_off_field();
-                       return status;
-               }
-               ntag_print_CC(cc);
-       }
-       
        ul_switch_off_field();
        ul_switch_off_field();
+       if (locked) PrintAndLog("\nTag appears to be locked, try using the key to get more info");
        PrintAndLog("");
        return 1;
 }
        PrintAndLog("");
        return 1;
 }
@@ -909,32 +949,33 @@ int CmdHF14AMfURdBl(const char *Cmd){
        return 0;
 }
 
        return 0;
 }
 
-int usage_hf_mfu_info(void)
-{
+int usage_hf_mfu_info(void) {
        PrintAndLog("It gathers information about the tag and tries to detect what kind it is.");
        PrintAndLog("Sometimes the tags are locked down, and you may need a key to be able to read the information");
        PrintAndLog("The following tags can be identified:\n");
        PrintAndLog("It gathers information about the tag and tries to detect what kind it is.");
        PrintAndLog("Sometimes the tags are locked down, and you may need a key to be able to read the information");
        PrintAndLog("The following tags can be identified:\n");
-       PrintAndLog("Ultralight, Ultralight-C, Ultralight EV1");
-       PrintAndLog("NTAG 213, NTAG 215, NTAG 216");
+       PrintAndLog("Ultralight, Ultralight-C, Ultralight EV1, NTAG 203, NTAG 210,");
+       PrintAndLog("NTAG 212, NTAG 213, NTAG 215, NTAG 216, NTAG I2C 1K & 2K");
        PrintAndLog("my-d, my-d NFC, my-d move, my-d move NFC\n");
        PrintAndLog("my-d, my-d NFC, my-d move, my-d move NFC\n");
-       PrintAndLog("Usage:  hf mfu info k <key>");
+       PrintAndLog("Usage:  hf mfu info k <key> l");
        PrintAndLog("  Options : ");
        PrintAndLog("  Options : ");
-       PrintAndLog("  k <key> : key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
+       PrintAndLog("  k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
+       PrintAndLog("  l       : (optional) swap entered key's endianness");
        PrintAndLog("");
        PrintAndLog("   sample : hf mfu info");
        PrintAndLog("");
        PrintAndLog("   sample : hf mfu info");
-       PrintAndLog("          : hf mfu info k 11223344");
+       PrintAndLog("          : hf mfu info k 00112233445566778899AABBCCDDEEFF");
+       PrintAndLog("          : hf mfu info k AABBCCDDD");
        return 0;
 }
 
        return 0;
 }
 
-int usage_hf_mfu_dump(void)
-{
+int usage_hf_mfu_dump(void) {
        PrintAndLog("Reads all pages from Ultralight, Ultralight-C, Ultralight EV1");
        PrintAndLog("Reads all pages from Ultralight, Ultralight-C, Ultralight EV1");
+       PrintAndLog("NTAG 203, NTAG 210, NTAG 212, NTAG 213, NTAG 215, NTAG 216");
        PrintAndLog("and saves binary dump into the file `filename.bin` or `cardUID.bin`");
        PrintAndLog("It autodetects card type.\n");     
        PrintAndLog("and saves binary dump into the file `filename.bin` or `cardUID.bin`");
        PrintAndLog("It autodetects card type.\n");     
-       PrintAndLog("Usage:  hf mfu dump s k <key> n <filename w/o .bin>");
+       PrintAndLog("Usage:  hf mfu dump k <key> l n <filename w/o .bin>");
        PrintAndLog("  Options : ");
        PrintAndLog("  Options : ");
-       PrintAndLog("  k <key> : key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
-       PrintAndLog("  l       : swap entered key's endianness for auth");
+       PrintAndLog("  k <key> : (optional) key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
+       PrintAndLog("  l       : (optional) swap entered key's endianness");
        PrintAndLog("  n <FN > : filename w/o .bin to save the dump as");       
        PrintAndLog("  p <Pg > : starting Page number to manually set a page to start the dump at");    
        PrintAndLog("  q <qty> : number of Pages to manually set how many pages to dump");      
        PrintAndLog("  n <FN > : filename w/o .bin to save the dump as");       
        PrintAndLog("  p <Pg > : starting Page number to manually set a page to start the dump at");    
        PrintAndLog("  q <qty> : number of Pages to manually set how many pages to dump");      
@@ -943,20 +984,18 @@ int usage_hf_mfu_dump(void)
        PrintAndLog("   sample : hf mfu dump");
        PrintAndLog("          : hf mfu dump n myfile");
        PrintAndLog("          : hf mfu dump k 00112233445566778899AABBCCDDEEFF");
        PrintAndLog("   sample : hf mfu dump");
        PrintAndLog("          : hf mfu dump n myfile");
        PrintAndLog("          : hf mfu dump k 00112233445566778899AABBCCDDEEFF");
+       PrintAndLog("          : hf mfu dump k AABBCCDDD\n");
        return 0;
 }
 
 //
 //  Mifare Ultralight / Ultralight-C / Ultralight-EV1
 //  Read and Dump Card Contents,  using auto detection of tag size.
        return 0;
 }
 
 //
 //  Mifare Ultralight / Ultralight-C / Ultralight-EV1
 //  Read and Dump Card Contents,  using auto detection of tag size.
-//
-//  TODO: take a password to read UL-C / UL-EV1 tags.
 int CmdHF14AMfUDump(const char *Cmd){
 
        FILE *fout;
        char filename[FILE_PATH_SIZE] = {0x00};
        char *fnameptr = filename;
 int CmdHF14AMfUDump(const char *Cmd){
 
        FILE *fout;
        char filename[FILE_PATH_SIZE] = {0x00};
        char *fnameptr = filename;
-       //char *str = "Dumping Ultralight%s%s Card Data...";
        uint8_t *lockbytes_t = NULL;
        uint8_t lockbytes[2] = {0x00};
        uint8_t *lockbytes_t2 = NULL;
        uint8_t *lockbytes_t = NULL;
        uint8_t lockbytes[2] = {0x00};
        uint8_t *lockbytes_t2 = NULL;
@@ -964,14 +1003,14 @@ int CmdHF14AMfUDump(const char *Cmd){
        bool bit[16]  = {0x00};
        bool bit2[16] = {0x00};
        uint8_t data[1024] = {0x00};
        bool bit[16]  = {0x00};
        bool bit2[16] = {0x00};
        uint8_t data[1024] = {0x00};
-       bool hasPwd = false;
+       bool hasAuthKey = false;
        int i = 0;
        int Pages = 16;
        bool tmplockbit = false;
        int i = 0;
        int Pages = 16;
        bool tmplockbit = false;
-       uint8_t dataLen=0;
-       uint8_t cmdp =0;
-       uint8_t key[16] = {0x00};
-       uint8_t *keyPtr = key;
+       uint8_t dataLen = 0;
+       uint8_t cmdp = 0;
+       uint8_t authenticationkey[16] = {0x00};
+       uint8_t *authKeyPtr = authenticationkey;
        size_t fileNlen = 0;
        bool errors = false;
        bool swapEndian = false;
        size_t fileNlen = 0;
        bool errors = false;
        bool swapEndian = false;
@@ -989,17 +1028,15 @@ int CmdHF14AMfUDump(const char *Cmd){
                case 'k':
                case 'K':
                        dataLen = param_getstr(Cmd, cmdp+1, tempStr);
                case 'k':
                case 'K':
                        dataLen = param_getstr(Cmd, cmdp+1, tempStr);
-                       if (dataLen == 32) //ul-c
-                               errors = param_gethex(tempStr, 0, key, dataLen);
-                       else if (dataLen == 8) //ev1/ntag
-                               errors = param_gethex(tempStr, 0, key, dataLen);
-                       else{
+                       if (dataLen == 32 || dataLen == 8) { //ul-c or ev1/ntag key length
+                               errors = param_gethex(tempStr, 0, authenticationkey, dataLen);
+                               dataLen /= 2;
+                       } else {
                                PrintAndLog("\nERROR: Key is incorrect length\n");
                                errors = true;
                        }
                                PrintAndLog("\nERROR: Key is incorrect length\n");
                                errors = true;
                        }
-                               
                        cmdp += 2;
                        cmdp += 2;
-                       hasPwd = true;
+                       hasAuthKey = true;
                        break;
                case 'l':
                case 'L':
                        break;
                case 'l':
                case 'L':
@@ -1036,8 +1073,8 @@ int CmdHF14AMfUDump(const char *Cmd){
        //Validations
        if(errors) return usage_hf_mfu_dump();
 
        //Validations
        if(errors) return usage_hf_mfu_dump();
 
-       if (swapEndian && dataLen == 32)
-               keyPtr = SwapEndian64(data, 16, 8);
+       if (swapEndian && hasAuthKey) 
+               authKeyPtr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4);
 
        TagTypeUL_t tagtype = GetHF14AMfU_Type();
        if (tagtype == UL_ERROR) return -1;
 
        TagTypeUL_t tagtype = GetHF14AMfU_Type();
        if (tagtype == UL_ERROR) return -1;
@@ -1050,13 +1087,13 @@ int CmdHF14AMfUDump(const char *Cmd){
        ul_print_type(tagtype, 0);
        PrintAndLog("Reading tag memory...");
        UsbCommand c = {CMD_MIFAREU_READCARD, {startPage,Pages}};
        ul_print_type(tagtype, 0);
        PrintAndLog("Reading tag memory...");
        UsbCommand c = {CMD_MIFAREU_READCARD, {startPage,Pages}};
-       if ( hasPwd ) {
+       if ( hasAuthKey ) {
                if (tagtype & UL_C)
                        c.arg[2] = 1; //UL_C auth
                else
                        c.arg[2] = 2; //UL_EV1/NTAG auth
 
                if (tagtype & UL_C)
                        c.arg[2] = 1; //UL_C auth
                else
                        c.arg[2] = 2; //UL_EV1/NTAG auth
 
-               memcpy(c.d.asBytes, key, dataLen/2);
+               memcpy(c.d.asBytes, authKeyPtr, dataLen);
        }
        SendCommand(&c);
        UsbCommand resp;
        }
        SendCommand(&c);
        UsbCommand resp;
@@ -1069,12 +1106,13 @@ int CmdHF14AMfUDump(const char *Cmd){
                return 1;
        }
 
                return 1;
        }
 
+       uint32_t startindex = resp.arg[2];
        uint32_t bufferSize = resp.arg[1];
        if (bufferSize > sizeof(data)) {
                PrintAndLog("Data exceeded Buffer size!");
                bufferSize = sizeof(data);
        }
        uint32_t bufferSize = resp.arg[1];
        if (bufferSize > sizeof(data)) {
                PrintAndLog("Data exceeded Buffer size!");
                bufferSize = sizeof(data);
        }
-       GetFromBigBuf(data, bufferSize, 0);
+       GetFromBigBuf(data, bufferSize, startindex);
        WaitForResponse(CMD_ACK,NULL);
 
        Pages = bufferSize/4;
        WaitForResponse(CMD_ACK,NULL);
 
        Pages = bufferSize/4;
@@ -1089,7 +1127,7 @@ int CmdHF14AMfUDump(const char *Cmd){
        }
 
        // Load bottom lockbytes if available
        }
 
        // Load bottom lockbytes if available
-       // HOW DOES THIS APPLY TO EV1 and/or NTAG???
+       // TODO -- FIGURE OUT LOCK BYTES FOR TO EV1 and/or NTAG
        if ( Pages == 44 ) {
                lockbytes_t2 = data + (40*4);
                lockbytes2[0] = lockbytes_t2[2];
        if ( Pages == 44 ) {
                lockbytes_t2 = data + (40*4);
                lockbytes2[0] = lockbytes_t2[2];
@@ -1100,12 +1138,19 @@ int CmdHF14AMfUDump(const char *Cmd){
        }
 
        // add keys to block dump
        }
 
        // add keys to block dump
-       if (hasPwd && (tagtype & UL_C)){ //UL_C
-               memcpy(data + Pages*4, key, dataLen/2);
-               Pages += 4;
-       } else if (hasPwd) { //not sure output is in correct location.
-               memcpy(data + Pages*4, key, dataLen/2);
-               Pages += 1;
+       if (hasAuthKey) {
+               if (!swapEndian){
+                       authKeyPtr = SwapEndian64(authenticationkey, dataLen, (dataLen == 16) ? 8 : 4);
+               } else {
+                       authKeyPtr = authenticationkey;
+               }
+
+               if (tagtype & UL_C){ //add 4 pages
+                       memcpy(data + Pages*4, authKeyPtr, dataLen);
+                       Pages += dataLen/4;  
+               } else { // 2nd page from end
+                       memcpy(data + (Pages*4) - 8, authenticationkey, dataLen);
+               }
        }
 
        for (i = 0; i < Pages; ++i) {
        }
 
        for (i = 0; i < Pages; ++i) {
@@ -1115,11 +1160,11 @@ int CmdHF14AMfUDump(const char *Cmd){
                }
                switch(i){
                        case 3: tmplockbit = bit[4]; break;
                }
                switch(i){
                        case 3: tmplockbit = bit[4]; break;
-                       case 4: tmplockbit = bit[3]; break;
-                       case 5: tmplockbit = bit[2]; break;
-                       case 6: tmplockbit = bit[1]; break;
-                       case 7: tmplockbit = bit[0]; break;
-                       case 8: tmplockbit = bit[15]; break;
+                       case 4: tmplockbit = bit[3]; break;
+                       case 5: tmplockbit = bit[2]; break;
+                       case 6: tmplockbit = bit[1]; break;
+                       case 7: tmplockbit = bit[0]; break;
+                       case 8: tmplockbit = bit[15]; break;
                        case 9: tmplockbit = bit[14]; break;
                        case 10: tmplockbit = bit[13]; break;
                        case 11: tmplockbit = bit[12]; break;
                        case 9: tmplockbit = bit[14]; break;
                        case 10: tmplockbit = bit[13]; break;
                        case 11: tmplockbit = bit[12]; break;
@@ -1138,7 +1183,7 @@ int CmdHF14AMfUDump(const char *Cmd){
                        case 24:
                        case 25:
                        case 26:
                        case 24:
                        case 25:
                        case 26:
-                       case 27: tmplockbit = bit2[4]; break;               
+                       case 27: tmplockbit = bit2[4]; break;
                        case 28:
                        case 29:
                        case 30:
                        case 28:
                        case 29:
                        case 30:
@@ -1157,8 +1202,8 @@ int CmdHF14AMfUDump(const char *Cmd){
                        case 43: tmplockbit = bit2[9]; break;  //auth1
                        default: break;
                }
                        case 43: tmplockbit = bit2[9]; break;  //auth1
                        default: break;
                }
-               PrintAndLog("Block %02x:%s [%d]", i,sprint_hex(data + i * 4, 4),tmplockbit);
-       }  
+               PrintAndLog("Block %02X:%s [%d] {%.4s}", i, sprint_hex(data + i * 4, 4), tmplockbit, data+i*4);
+       }
 
        // user supplied filename?
        if (fileNlen < 1) {
 
        // user supplied filename?
        if (fileNlen < 1) {
@@ -1171,7 +1216,7 @@ int CmdHF14AMfUDump(const char *Cmd){
 
        if ((fout = fopen(filename,"wb")) == NULL) { 
                PrintAndLog("Could not create file name %s", filename);
 
        if ((fout = fopen(filename,"wb")) == NULL) { 
                PrintAndLog("Could not create file name %s", filename);
-               return 1;       
+               return 1;
        }
        fwrite( data, 1, Pages*4, fout );
        fclose(fout);
        }
        fwrite( data, 1, Pages*4, fout );
        fclose(fout);
@@ -1180,17 +1225,6 @@ int CmdHF14AMfUDump(const char *Cmd){
        return 0;
 }
 
        return 0;
 }
 
-/*
-// Needed to Authenticate to Ultralight C tags
-void rol (uint8_t *data, const size_t len){
-       uint8_t first = data[0];
-       for (size_t i = 0; i < len-1; i++) {
-               data[i] = data[i+1];
-       }
-       data[len-1] = first;
-}
-*/
-
 //-------------------------------------------------------------------------------
 // Ultralight C Methods
 //-------------------------------------------------------------------------------
 //-------------------------------------------------------------------------------
 // Ultralight C Methods
 //-------------------------------------------------------------------------------
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