Pre-expiration purging of authentication key contexts

Pre-expiration purging of authentication key contexts

  • CN 101,371,602 A
  • Filed: 01/10/2007
  • Published: 02/18/2009
  • Est. Priority Date: 01/10/2006
  • Status: Active Application
First Claim
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1. device comprises:

  • Storage medium, store one or more authentication key contexts of one or more KIs, wherein, be provided the authentication that one or more corresponding mobile subscriber boards of service are carried out in described one or more KI and the one or more overlay areas and be associated, when the corresponding authentication key keeps not yet due, provide service each mobile subscriber station to Access Network;

    AndAuthentication module, it is coupled to described storage medium, and be configured to;

    even described one or more KI is also not yet due, also at least in part based on one or more removings strategy, optionally from described storage medium, remove one or more in the described authentication key contexts of described one or more mobile subscriber stations.

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