The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 17, 2025
Filed:
Mar. 07, 2022
Yahoo Japan Corporation, Tokyo, JP;
Hidehito Gomi, Tokyo, JP;
Yahoo Japan Corporation, Tokyo, JP;
Abstract
A terminal device according to the present application includes a sending unit that sends a challenge to an authenticator, a reception unit that receives the challenge with a signature and a public key from the authenticator, a verification unit that performs signature verification using the public key, and a providing unit that provides a verification result of the signature to an authentication server. Further, an authentication server according to the present application includes a sending unit that makes an authentication request to a terminal device, an acquisition unit that receives, from the terminal device, a verification result of a signature generated by an authenticator together with an ID and a password of a user, and a verification unit that determines that FIDO authentication is completed with the verification result of the signature, and verifies the ID and the password of the user.