Coded Cards

Coded Cards

• Simplest form is plastic rectangle all with same code (issued to personnel)
• If lost difficult to duplicate
• System recognises card NOT the person
• Best augmented by photo & PIN
• Electro-mechanical locks – push button.
• Radio – controlled devices.
• Bio – metric devices.
  • Fingerprint
  • Palm Print
  • Voice
  • Facial
  • Retina