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:
Nov. 01, 2016
Filed:
May. 01, 2012
Applicants:
Gilles Van Assche, Woluwe-St-Lambert, BE;
Joan Daemen, Overpelt, BE;
Guido Bertoni, Carnate, IT;
Inventors:
Assignees:
Proton World International N.V., Diegem, BE;
STMicroelectronics S.r.l., Agrate, Brianza, unknown;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 9/00 (2006.01); H04L 9/06 (2006.01);
U.S. Cl.
CPC ...
H04L 9/002 (2013.01); H04L 9/004 (2013.01); H04L 9/06 (2013.01); H04L 2209/12 (2013.01);
Abstract
A method of performing a cryptographic operation including: receiving a plurality of binary input values; splitting the binary input values into a plurality of non-binary digits of base r, where r is an integer greater than 2 and not equal to a power of 2; and performing, by a cryptographic block on each of the plurality of non-binary digits, a different modulo r operation to generate at least one output digit) of base r.