• COMP 128 -1/2/3 and other relevant authentication algorithm
• GSM Phase 2+ and SIM Tookit(STK) for SIM application development
• Anti-clone mechanism to be safeguard against fraud
• Subscriber identification, phone number and SMS saving, voice and data, and other basic services
• Dynamic STK menu download and several value-added applications
• ISO7816 1/2/3
• GSM 11.11 - Specification of the Subscriber Identity Module - Mobile Equipment (SIM - ME) interface
• GSM 11.12 - Specification of the 3 Volt Subscriber Identity Module - Mobile Equipment (SIM - ME) interface
• GSM 11.14 - Specification of the SIM Application Toolkit for the Subscriber Identity Module - Mobile Equipment (SIM - ME) interface
• GSM 11.17 - Subscriber Identity Module (SIM) conformance test specification
• GSM 03.48 - Specification of security mechanisms for the SIM application toolkit, Stage 2