Ultralight.AuthUser

Authenticates to an Ultralight-C/EV1 card.

Properties

Parameters (request frame)

Name Type/Size Description
- Bit mask (8 bits) -
RFU Integer (bit mask area 0xFC) Zero padding
CryptoMode Enumeration (bit mask area 0x03) Sets the encryption algorithm.
Values:
  • TripleDES (0x00)
    For Ultralight-C authentication, a Tripple DES key has to be specified.
  • AES (0x01)
    For Ultralight-EV1 password diversification (NXP AN12694), an AES key has to be specified.
Length of Key Integer (8 bits) Length of Key in bytes
Key Raw data Authentication key

Returned values (response frame)

None