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Method and apparatus for user authentication using a cellular telephone and a transient pass code

  • US 20040203595A1
  • Filed: 08/12/2002
  • Published: 10/14/2004
  • Est. Priority Date: 08/12/2002
  • Status: Abandoned Application
First Claim
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1. A method of using a password in a password access controlled system comprising the steps of:

  • calling using a cell phone an authentication system;

    verifying caller identification, the authentication system voice responding with a password; and

    using the password to access the system.

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