System and method for authentication of network users

  • US 6,263,447 B1
  • Filed: 05/20/1999
  • Issued: 07/17/2001
  • Est. Priority Date: 05/21/1998
  • Status: Expired due to Term
First Claim
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1. A method of authenticating a user on a network, said method comprising:

  • a) performing a first authentication step based on a first type of information; and

    b) performing at least a second authentication step based on a second type of information other than the first type of information, wherein at least one of step (a) and step (b) comprises generating an interactive query, the interactive query comprising at least one question having multiple-choice answers, wherein only one of the answers is the correct answer.

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