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AUTHENTICATION DEVICE, AUTHENTICATION SYSTEM, AND AUTHENTICATION METHOD

  • US 20170124312A1
  • Filed: 06/11/2015
  • Published: 05/04/2017
  • Est. Priority Date: 06/19/2014
  • Status: Active Grant
First Claim
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1. An authentication device comprising:

  • a transmission unit that transmits a challenge to a terminal device on which the challenge is presented to a user of being authenticated, the challenge being information serving as a basis on which the user inputs information to be used in an authentication process; and

    a determination unit that performs the authentication process to determine whether a response is correct or wrong, the response being information which is inputted by the user to the terminal device based on the challenge,wherein the transmission unit includes a function to transmit, to the terminal device, a plurality of challenges to the user, the challenges being different from one another, and at least one of the challenges is information requesting the user to make the response that includes biometric information on the user; and

    wherein the determination unit further includes a function to determine whether time information regarding the challenge and the response to the challenge satisfies a condition regarding the response.

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