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:
Dec. 26, 2023
Filed:
Aug. 30, 2021
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Electronic Devices & Storage Corporation, Tokyo, JP;
Mika Fujishiro, Kawasaki, JP;
Yasuto Aramaki, Kawasaki, JP;
Tatsuaki Iwata, Yokohama, JP;
Hiromi Sakata, Suginami, JP;
Taichiro Yamanaka, Yokohama, JP;
Daisuke Mito, Kawasaki, JP;
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATION, Tokyo, JP;
Abstract
According to one embodiment, a server device includes a memory and a processor. The memory stores verification information. The processor accepts a request to transmit a certificate number, generates information in which identification information of one of storage devices from which data is to be erased, a public key, a secret key, and the certificate number are associated with one another, transmits the certificate number, performs verification using an authenticator transmitted by the one storage device and verification information, generates, based on a result of the verification, an erasure certificate that includes the identification information and the certificate number and is signed using the secret key, and transmits the erasure certificate.