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. 09, 2017
Filed:
Dec. 23, 2014
Applicant:
Xerox Corporation, Norwalk, CT (US);
Inventors:
Saghar Estehghari, La Tronche, FR;
Nicolas Guerin, Notre-Dame-de-MĂ©sage, FR;
Assignee:
Xerox Corporation, Norwalk, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); G06F 21/60 (2013.01); H04L 9/08 (2006.01); H04L 9/32 (2006.01); G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
G06F 21/602 (2013.01); G06F 17/30595 (2013.01); H04L 9/0822 (2013.01); H04L 9/0825 (2013.01); H04L 9/0863 (2013.01); H04L 9/0866 (2013.01); H04L 9/3226 (2013.01); H04L 63/045 (2013.01); H04L 63/083 (2013.01); H04L 63/0807 (2013.01); H04L 63/0853 (2013.01);
Abstract
Disclosed is a relational database fingerprinting system and method to identify a user of the relational database, the fingerprint provided by an originator of the relational database. According to an exemplary method, a fingerprint bit string is generated including a data user identification code and a secret key unknown to the user, and the fingerprint bit string is embedded in a plurality of pseudorandomly selected values based on a pseudorandom function seeded with primary keys associated with the relational database.