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:
May. 29, 2018
Filed:
Apr. 10, 2015
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Jitesh Shah, Mountain View, CA (US);
Song Wei, Johns Creek, GA (US);
Ahmed Azab, Palo Alto, CA (US);
Xun Chen, San Jose, CA (US);
Peng Ning, Saratoga, CA (US);
Wenbo Shen, Richardson, TX (US);
Michael Grace, Santa Clara, CA (US);
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, Gyeonggi-do, KR;
Abstract
A method for verifying data integrity of a block device is provided. The method includes providing a secure world execution environment configured to monitor changes to data blocks of a block device, within the secure world execution environment, generating a hash for changed data blocks of the block device, and within the secure world execution environment, verifying and generating a cryptographic signature.