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. 27, 2025
Filed:
Jun. 18, 2021
Applicant:
Infineon Technologies Ag, Neubiberg, DE;
Inventor:
Florian Mendel, Munich, DE;
Assignee:
Infineon Technologies AG, Neubiberg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/00 (2022.01); H04L 9/06 (2006.01); H04L 9/08 (2006.01);
U.S. Cl.
CPC ...
H04L 9/0631 (2013.01); H04L 9/0816 (2013.01);
Abstract
According to one example embodiment, a data processing device is described, having a processing circuit which processes a data block cryptographically iteratively, starting from the received version of the data block, via a plurality of processed versions of the data block through to an output version of the data block in a plurality of successive rounds by means of an S-box. The S-box has a plurality of layers, in each case having a majority gate and an Exclusive-OR gate.