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Proxy authentication network

  • US 8,856,891 B2
  • Filed: 08/03/2011
  • Issued: 10/07/2014
  • Est. Priority Date: 06/13/2005
  • Status: Expired due to Fees
First Claim
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1. A system for performing a transaction, comprising:

  • a first storage to store first personally identifiable information for a first subscriber, the first personally identifiable information not including a certificate, where the first storage is managed by a first party;

    a second storage to store second personally identifiable information for a second subscriber, the second personally identifiable information not including a certificate;

    a server storing a first credential for the first subscriber and a second credential for the second subscriber, neither the first credential nor the second credential including a certificate, where the server is managed by a second party that is different from the first party and the first credential and the second credential each have a state;

    an authenticator to authenticate the first subscriber using the first credential and the second subscriber using the second credential; and

    a receipt generator to generate a receipt that identifies the first subscriber and the second subscriber without providing the personally identifiable information about the first subscriber and the second subscriber.

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