Patent ID: 8984590
Filing Date: 2015-03-17
Classification: H04L,H04W

Abstract:
1. A method comprising: receiving at least one message at a mobile device from an access point; after receiving the at least one message, performing at the mobile device a first extensible authentication protocol (EAP) authentication; after performing the first EAP authentication, performing at the mobile device a first bootstrapped EAP re-authentication protocol (ERP) re-authentication before a master session key (MSK) associated with the first EAP authentication expires; initiating determining, at the mobile device, whether to perform a second EAP authentication or a second bootstrapped ERP re-authentication based on whether a re-authentication Root Key (rRK) has elapsed, wherein an rRK lifetime is accessed by the mobile device; and reducing a value of the rRK lifetime when the second bootstrapped ERP re-authentication is performed and is unsuccessful.