Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 23, 2007
Patent Application Number
10800599
Date Filed
March 15, 2004
Patent Citations Received
Patent Primary Examiner
Patent abstract
A method and system for secure authentication of a user in a session conducted over an interactive communication channel, such as a two-way telephony communication channel, with an authenticating entity, such as a financial institution, utilizes a session identifier, such as pseudorandom noise to detect and identify attempts to play back authentication information, such as user-spoken phrases, intercepted and recorded by an unauthorized party during a previous session between the user and the authenticating party.
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