Cryptography – Cellular telephone cryptographic authentication
Reexamination Certificate
2006-11-08
2008-09-02
Moise, Emmanuel L (Department: 2137)
Cryptography
Cellular telephone cryptographic authentication
C380S270000, C713S153000, C455S433000, C455S435100
Reexamination Certificate
active
07421077
ABSTRACT:
Methods and apparatus for authenticating a mobile node are disclosed. A server is configured to provide a plurality of security associations associated with a plurality of mobile nodes. A packet identifying a mobile node may then be sent to the server from a network device such as a Home Agent. A security association for the mobile node identified in the packet may then be obtained from the server. The security association may be sent to the network device to permit authentication of the mobile node. Alternatively, authentication of the mobile node may be performed at the server by applying the security association.
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Callahan Paul
Moise Emmanuel L
Weaver Austin Villeneuve & Sampson LLP
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