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GSM Authentication Procedure
written 6.3 years ago by gravatar for teamques10 teamques10 ★ 70k modified 3.6 years ago by gravatar for pedsangini276 pedsangini276 • 4.8k
mobile communication
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written 6.3 years ago by gravatar for teamques10 teamques10 ★ 70k

In GSM, security is implemented in three entities: SIM card, GSM handset and Network. Subscriber identity module (SIM) contains: - IMSI - TMSI -PIN, -MSISDN -Authentication key Ki (64-bit) -Ciphering key (Kc) generating algorithm A8, and -Authentication algorithm A3. SIM is a single chip computer containing the operating system (OS), …

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