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:
Mar. 21, 2023
Filed:
May. 08, 2018
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
NIPPON TELEGRAPH AND TELEPHONE CORPORATION, Tokyo, JP;
Abstract
A difference extracting unit extracts, from an executable file converted from a source code and an executable file converted from a source code after vulnerability correction is made to the source code, a difference of a part where the vulnerability correction is made. A feature calculating unit calculates features of the difference extracted by the difference extracting unit. A difference extracting unit extracts, from an executable file converted from a source code and an executable file converted from a source code after correction is made to the source code, a difference of a predetermined part. A similarity calculating unit calculates similarity between the difference of the predetermined part calculated by the difference extracting unit and the features of the difference of the part where the vulnerability correction is made calculated by the feature calculating unit.