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Method and apparatus for anonymous and trustworthy authentication in pervasive social networking

  • US 10,291,587 B2
  • Filed: 06/25/2013
  • Issued: 05/14/2019
  • Est. Priority Date: 06/25/2013
  • Status: Active Grant
First Claim
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1. An apparatus, comprising:

  • at least one processor; and

    at least one memory comprising computer program code,the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus to at least;

    issue token information to a first node registered with the apparatus, wherein the token information indicates a first token and a backup token to enable the first node to change from the first token to the backup token for anonymous authentication, the first token including a first validity period for the first token, a first pseudonym identifier to enable the anonymous authentication of the first node with a second node, a first trust value for the first validity period, and the backup token including a second validity period for the backup token, a second pseudonym identifier to enable the anonymous authentication of the first node, and a second trust value for the second validity period, the first token and the backup token being issued at the same time as part of the token information; and

    distribute a token list to a plurality of nodes registered with the apparatus, wherein the token list is associated with tokens for the plurality of nodes comprising at least the first node and a second node, and wherein the token information and the token list enable the anonymous authentication between the first node and the second node, wherein the backup token is used for the anonymous authentication between the first node and the second node after the first validity period has expired and the apparatus is unavailable to the first node and/or the second node.

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