NFC-MFClassic

Description

nfc-mfclassic is a MIFARE Classic tool that allow to read or write DUMP file using MIFARE keys provided in KEYS file.

Usage

Syntax

  nfc-mfclassic r|R|w|W a|A|b|B DUMP [KEYS]

Options

  r|R|w|W       - Perform read from (r) or unlocked read from (R) or write to (w) or unlocked write to (W) card
                  *** note that unlocked write will attempt to overwrite block 0 including UID
                  *** unlocked read does not require authentication and will reveal A and B keys
                  *** unlocking only works with special Mifare 1K cards (Chinese clones)
  a|A|b|B       - Use A or B keys for action; Halt on errors (a|b) or tolerate errors (A|B)
  <dump.mfd>    - MiFare Dump (MFD) used to write (card to MFD) or (MFD to card)
  <keys.mfd>    - MiFare Dump (MFD) that contain the keys (optional)
  f             - Force using the keyfile even if UID does not match (optional)

Example

cyborg@cyborg:~$ sudo nfc-mfclassic w a ykt20.dump blank.card.orig.dump 
NFC reader: ACS / ACR122U PICC Interface opened
Found MIFARE Classic card:
ISO/IEC 14443A (106 kbps) target:
    ATQA (SENS_RES): 00  04  
       UID (NFCID1): f5  15  e9  c4  
      SAK (SEL_RES): 08  
Guessing size: seems to be a 1024-byte card
Writing 64 blocks |...............................................................|
Done, 63 of 64 blocks written.
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