+#define ISO7816_VERIFY 0x20
+#define ISO7816_MANAGE_CHANNEL 0x70
+#define ISO7816_EXTERNAL_AUTHENTICATE 0x82
+#define ISO7816_GET_CHALLENGE 0x84
+#define ISO7816_INTERNAL_AUTHENTICATE 0x88
+#define ISO7816_SELECT_FILE 0xA4
+#define ISO7816_GET_PROCESSING_OPTIONS 0xA8
+#define ISO7816_READ_BINARY 0xB0