Invention Grant
- Patent Title: Authentication and key agreement with perfect forward secrecy
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Application No.: US14825988Application Date: 2015-08-13
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Publication No.: US09801055B2Publication Date: 2017-10-24
- Inventor: Anand Palanigounder
- Applicant: QUALCOMM Incorporated
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM Incorporated
- Current Assignee: QUALCOMM Incorporated
- Current Assignee Address: US CA San Diego
- Agency: Hunter Clark PLLC
- Main IPC: H04L9/32
- IPC: H04L9/32 ; H04W12/04 ; H04L29/06 ; H04L9/08 ; H04L9/30 ; H04W12/06

Abstract:
Systems and methods for providing authentication key agreement (AKA) with perfect forward secrecy (PFS) are disclosed. In one embodiment, a network according to the disclosure may receive an attach request from a UE, provide an authentication request including a network support indicator to a network resource, receive an authentication token from the network resource, such that the authentication token includes an indication that a network supports PFS, provide the authentication token to the UE, receive an authentication response including a UE public key value, obtain a network public key value and a network private key value, determine a shared key value based on the network private key value and the UE public key value, bind the shared key value with a session key value to create a bound shared key value, and use the bound shared key value to protect subsequent network traffic.
Public/Granted literature
- US20170006469A1 AUTHENTICATION AND KEY AGREEMENT WITH PERFECT FORWARD SECRECY Public/Granted day:2017-01-05
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