Performing authentication
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United States of America Patent
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Jul 25, 2006
Grant Date -
Aug 26, 2004
app pub date -
Nov 25, 2003
filing date -
Nov 28, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
A method for performing authentication in a communication system comprising an authentication server, and a user profile store storing user profiles for users of the communication system, the method comprising: transmitting from the authentication server to the user profile store a request for the user profile of a user; receiving at the authentication server a response to the request; determining whether the response is indicative of an error; and if the response is indicative of an error, transmitting from the authentication server to the user profile store a message of a type such as to trigger the user profile store to perform a location update procedure in respect of the user.
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