- 0x00-0x7F: index to SAM key, key version has to be 0
- 0x80-0xBF: index to key defined in crypto memory of the reader: Device/CryptoKey
- 0xC0-0xCB: index to key defined in VHL file: DesfireKeyList
- 0xFE: legacy , use transport key 0xFF: key index unused
Definition at line 2807 of file typedefs.h.