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:
Jan. 01, 2019
Filed:
Dec. 16, 2015
Applicant:
Nxp B.v., Eindhoven, NL;
Inventors:
Wilhelmus Petrus Adrianus Johannus Michiels, Eindhoven, NL;
Joppe Willem Bos, Leuven, BE;
Philippe Teuwen, Louvain, BE;
Assignee:
NXP B.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/08 (2006.01); H04L 9/14 (2006.01); H04L 29/06 (2006.01); H04L 9/06 (2006.01);
U.S. Cl.
CPC ...
H04L 9/0819 (2013.01); H04L 9/0618 (2013.01); H04L 9/14 (2013.01); H04L 63/0428 (2013.01); H04L 2209/16 (2013.01); H04L 2209/24 (2013.01); H04L 2209/34 (2013.01);
Abstract
A method for a method for mapping an input message to an output message by a keyed cryptographic operation in a cryptographic system, including a plurality of rounds wherein each round has a substitution layer, wherein wide encoding is used on the substitution layer in the rounds that require protection from attacks.