Invention Grant
US09276909B2 Integrity protection and/or ciphering for UE registration with a wireless network 有权
用于UE与无线网络注册的完整性保护和/或加密

Integrity protection and/or ciphering for UE registration with a wireless network
Abstract:
Techniques for performing registration with a wireless network using integrity protection and/or ciphering are described. A user equipment (UE) may perform a security procedure with the wireless network for a first session and may generate UE security context data at the UE. The UE security context data may include a cipher key used for ciphering, an integrity key used for integrity protection, a temporary UE identity, and/or other information. The UE may use the UE security context data for secure communication with the wireless network during the first session. The UE may store the UE security context data upon termination of the first session. The UE may thereafter use the stored UE security context data for registration with the wireless network for a second session following the first session. The UE may perform integrity protection and/or ciphering for message(s) for registration based on the stored UE security context data.
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