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Soft-Token Authentication System

  • US 20130097427A1
  • Filed: 10/12/2011
  • Published: 04/18/2013
  • Est. Priority Date: 10/12/2011
  • Status: Active Application
First Claim
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1. A soft-token authentication system for controlling access by a user to a remote service, comprising:

  • a local device that interfaces with the user;

    an interface for the local device to communicate with the remote service;

    a PIN which is provided by the user to the local device;

    storage used by the local device for storing soft-token data; and

    a shared secret which is (a) known by the remote service, (b) saved by the local device after being encrypted using the user'"'"'s PIN, and (c) used to perform a challenge and response sequence, via the interface, between the local device and remote service.

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