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GENERATING SECURITY MATERIAL

  • US 20100333185A1
  • Filed: 06/08/2010
  • Published: 12/30/2010
  • Est. Priority Date: 06/24/2009
  • Status: Active Grant
First Claim
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1. A method for establishing a secure, direct, station-to-station communication between a first station and a second station in a topology comprising a central secret holder and provider that allows secure, direct, station-to-station communications and that allows secure station-to-station broadcast communications, in which the first station and the second station have previously established a security association (SA) with a topology control point (PCP), the method comprising:

  • creating pair-wise unique material for the first station,wherein the pair-wise unique material is computed as a function of (i) a known shared secret associated with the PCP, (ii) a first piece of unique data associated with the first station, and (iii) a second piece of unique data associated with the second station; and

    securely communicating the pair-wise unique material from the first station to the second station.

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