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:
Apr. 30, 2024
Filed:
Apr. 25, 2023
Applicant:
Hitachi, Ltd., Tokyo, JP;
Inventors:
Shumpei Morita, Tokyo, JP;
Tomoyuki Kamazuka, Tokyo, JP;
Hideaki Monji, Tokyo, JP;
Yuusaku Kiyota, Tokyo, JP;
Assignee:
HITACHI, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 21/60 (2013.01);
U.S. Cl.
CPC ...
G06F 3/0622 (2013.01); G06F 3/0631 (2013.01); G06F 3/0683 (2013.01); G06F 21/602 (2013.01);
Abstract
A storage system that can achieve a cryptographic operation circuit that supports multiple types of cryptographic operation formats. The cryptographic operation circuit is provided that encrypts data according to the format determined by the processor based on a request by the host terminal for writing the data into the storage device, and decrypts the encrypted data on the data stored in the storage device according to the format determined by the processor based on a request by the host terminal for reading the data from the storage device.