MIFARE? DESFire? EV1 2K
Non-contactdata transmission, power supply is not needed.
Operatingdistance: ≤100 mm
OperatingFrequency: 13.56 MHZ
Fast datatransfer: 106 Kbit/s, 212 Kbit/s, 424 Kbit/s
The realanti-collision
Uniqueserial number for 7 byte card
Using ISO14443-4 transport protocol
Non-volatilememory (NV-Memory)
Capacityof 2k bytes
WriteTime: 2 ms (1ms to erase, 1ms to write)
Data canbe stored for 10 years
Can berewritable for 100,000 times
Flexiblefile system
28 applications can be on one single card at the same time
16 files can be created in each application
Each card has a unique serial number
3 PASS mutual authentication
RF channel can be DES/3DES data encryption and replay attack protection.
4-byte MAC data authentication
Application-level password authentication