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Method of authentication by token

  • US 9,774,595 B2
  • Filed: 12/12/2014
  • Issued: 09/26/2017
  • Est. Priority Date: 12/12/2013
  • Status: Active Grant
First Claim
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1. A method of authentication by token for accessing a service from a terminal, wherein the method comprises, on receipt of a service access authorization request including at least one unique identifier of the terminal, the following acts:

  • determining an access network context of the terminal, said access network context referring to a datum relating to the access network used by the terminal, the datum being suitable for identifying a user associated with the access to that access network,checking validity of the service access rights, comprising at least;

    checking an access right associated with the access network context of the terminal,determining a number of valid tokens simultaneously associated with the access network context,comparing the number of tokens simultaneously associated with the access network context with a predetermined maximum number of tokens, said maximum number of tokens being greater than one, anddetermining the validity of the rights according to the result of the comparison,after checking the validity, if said access rights are valid;

    generating a valid authentication token on the basis of the unique identifier of the terminal and the access network context, andtransmitting the token to the terminal.

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