Desfire EV1/EV2 key encryption solution

DESFire technology is not only a Mifare encryption method, but it also can make accession groups of readers and cards. The cards belonged to A group reader can not be read at B group. This is not only security but also the protection of the individual business.

Open Supervised Device Protocol (OSDP)
Credentials for the highest of security standards.
Security key
For reading Desfire sector
(CHIYU special technology)