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. 22, 2020
Filed:
Nov. 17, 2017
Applicant:
Fujitsu Limited, Kawasaki, JP;
Inventor:
Yasuhiko Abe, Niiza, JP;
Assignee:
FUJITSU LIMITED, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/44 (2013.01); G06F 21/51 (2013.01); G06F 21/57 (2013.01); G06F 9/4401 (2018.01);
U.S. Cl.
CPC ...
G06F 21/44 (2013.01); G06F 9/442 (2013.01); G06F 21/51 (2013.01); G06F 21/575 (2013.01); G06F 2221/033 (2013.01);
Abstract
A disclosed program verification method includes: reading out, from a first storage unit, a first value that was calculated before shutdown of the computer for each part of a first program at start of the computer; and determining whether the first program is valid based on the read out first value for each part of the first program and a second value that was calculated for each part of a second program that is valid and is stored in a second storage unit.