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Key generation in a communication system

  • US 8,094,821 B2
  • Filed: 03/12/2007
  • Issued: 01/10/2012
  • Est. Priority Date: 08/06/2004
  • Status: Active Grant
First Claim
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1. A method operational at an authentication entity for key generation in a communication system, comprising:

  • authenticating an access to a Wireless Local Area Network (WLAN) by;

    receiving a user identification, wherein the user identification is a Network Access Identifier (NAI),determining a challenge value, anddetermining one of a shared secret or a random value,generating, at a processing circuit of the authentication entity, a Master Session Key (MSK) for the access by hashing the user identification, the challenge value and one of the shared secret or the random value; and

    sending an access accept message including the MSK.

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