HID® KIAT™ Chip Operating System

KIAT is a multi-application operating system designed to work with contactless and dual-interface microcontrollers, in compliance with the international standards ISO 7816 (up to 192 kbps T=0) and ISO 14443 (up to 848 kbps).

KIAT OS features:

• Active Authentication / PIN
• Transaction management
• Secure messaging
• Secure proprietary e-Purse
• Rollback functionality

The COS Cryptographic algorithms are:

• Cipher: DES (TDES, DESX) ECB-CBC
• Signature: DES MAC8
• MAC: ISO 9797, ISO 10118
• Checksum: CRC16/CRC32
• Random Number: Secure Random
• DES Key Size: up to 120-bit

Main strengths are:

• Versatility: KIAT OS can be used in many different markets
• High reliability: extensively tested for many applications;
• Multi-application feature: KIAT OS can be used for many different applications;