Card types (WirelessOnline) - System description WO

  • Frequency range: 13.56 MHz (RFID)
  • Technologies:
    • ISO 14443-A
    • ISO 14443-B

Data Types

  • Unique ID
  • Card Serial Number (CSN)

Card ID as data record

  • MIFARE Ultralight
  • MIFARE Classic (1K/4K/Mini)
  • MIFARE DESFire
  • Legic-advant (ISO 14443)
  • MIFARE Classic (Sectors or Mifare Application Directory=MAD)
  • MIFARE DESFire (application)
  • No pre-programming of the card required
  • Unsafe (skimming and duplication possible)
  • No parallel use with data on the card in the same system
  • Card pre-programming required
  • Safe
  • Up to five setups possible in one system

MIFARE Classic

MIFARE DESFire

  • Data stored in sectors
  • Addressing directly with sectors or Mifare Application Directory (=MAD)
  • Sector protection via key in MAD
  • MIFARE Classic encryption hacked and now insecure
  • Data saved in files
  • Addressing with application ID and file ID
  • File backed up by file read key
  • Card ID must be stored in an application file, read access to the file is required
  • Encryption with AES

Distribution of the memory:

Distribution of the memory: