Ambimat GroupAmbimatAmbiSecureeSIM InitiativeEngineering BlogAhmedabad · India · Est. 1981
DESFire

DESFire File Settings Parser

Decode the DESFire GetFileSettings (0xF5) response: file type, comm settings, access rights word, and per-type fields for Standard / Backup / Value / Record / TMAC files. Reference only — no key compute.

Input

Decoded

Paste GetFileSettings response.
All decoding runs locally.

About DESFire file types

DESFire EV1/EV2/EV3 supports six file types: Standard Data, Backup Data, Value, Linear Record, Cyclic Record, and (EV2/EV3) Transaction MAC. Each carries a 16-bit access-rights word with four 4-bit fields: Read, Write, Read/Write, ChangeAccessRights. Special key values 0xE = free, 0xF = denied.

Spec

NXP DESFire EV1/EV2/EV3 datasheet; AN10922.