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:
Sep. 15, 2026
Filed:
Aug. 10, 2023
Sandisk Technologies, Inc., Milpitas, CA (US);
Mayur Dipchand Jain, Bangalore, IN;
Rotem Sela, Milpitas, CA (US);
Meenakshi C, Bangalore, IN;
Danny Berler, Kfar Saba, IL;
Kakumanu Ambika K, Yerrupalem, IN;
Sandisk Technologies, Inc., Milpitas, CA (US);
Abstract
An access control system, data storage device, and method to enable an authorized host computing system to access replay protected memory blocks (RPMB) in a data storage device (DSD). This includes an access control system determining the host computing system to be authorized to access the DSD, and securely programming the host computing system and DSD with at least one RPMB key. The DSD is configured to authenticate, using the RPMB key, requests from the host computing device to access the protected memory blocks.