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. 20, 2007
Filed:
Jun. 22, 2001
Applicants:
Didier Guerin, Caen, FR;
Marc Girault, Caen, FR;
Inventors:
Didier Guerin, Caen, FR;
Marc Girault, Caen, FR;
Assignee:
France Telecom, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04K 1/00 (2006.01); H04L 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A secure biometric authentication method, comprising communication of biometric data to a verification module. The invention is characterized in that it consists in encrypting the biometric data with a cryptographic algorithm and in introducing for each cryptographic operation carried out a different diversification value.