×

Method for distributed trust authentication

  • US 9,825,765 B2
  • Filed: 03/21/2017
  • Issued: 11/21/2017
  • Est. Priority Date: 03/31/2015
  • Status: Active Grant
First Claim
Patent Images

1. A method for distributed authentication of a user attempting to access a service provider operating on a network, the method comprising:

  • providing, by the service provider, a private/public cryptographic key pair;

    generating, by the service provider, using the private key of the private/public cryptographic key pair, a first private key share and a second private key share;

    distributing, by the service provider, to different remote locations via the network each of the public key, the first private key share, and the second private key share;

    in response to the user attempting to access, via a computing device, the service provider;

    performing a first authentication of the user, wherein when the first authentication is successful, generating a first partial signature using the first private key share;

    performing a second authentication of the user, wherein when the second authentication is successful, generating a second partial signature using the second private key share; and

    generating a composite digital signature using the first partial signature and the second partial signature;

    validating the composite digital signature using the public key; and

    providing, to the user, access to the service provider based on a successful validation of the composite digital signature.

View all claims
  • 4 Assignments
Timeline View
Assignment View
    ×
    ×