Answered step by step
Verified Expert Solution
Question
00
1 Approved Answer
Describe in details the user authentication function in the USIM with definition of each element involved and its role (SQN, AK, MAC, f1,). User Authentication
Describe in details the user authentication function in the USIM with definition of each element involved and its role (SQN, AK, MAC, f1,).
User Authentication Function in the USIM RAND AUTN SON AK MAC AMF f5 AK SQN fl f2 f3 f4 XMAC (Expected MAC) RES (Result) CK (Cipher Key) IK (Integrity Key . Verify MAC XMAC .Verify that SQN is in the correct range USIM: User Services Identity Module User Authentication Function in the USIM RAND AUTN SON AK MAC AMF f5 AK SQN fl f2 f3 f4 XMAC (Expected MAC) RES (Result) CK (Cipher Key) IK (Integrity Key . Verify MAC XMAC .Verify that SQN is in the correct range USIM: User Services Identity ModuleStep by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access with AI-Powered Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started