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.

Date of Patent:
Jul. 14, 2026

Filed:

Dec. 29, 2022
Applicant:

Nxp B.v., Eindhoven, NL;

Inventors:

Melissa Azouaoui, Norderstedt, DE;

Tobias Schneider, Graz, AT;

Markus Schoenauer, Vienna, AT;

Assignee:

NXP B.V., Eindhoven, NL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/00 (2022.01); H04L 9/30 (2006.01); H04L 9/32 (2006.01);
U.S. Cl.
CPC ...
H04L 9/002 (2013.01); H04L 9/3093 (2013.01); H04L 9/3218 (2013.01); H04L 9/3247 (2013.01);
Abstract

A device may include a computer-readable memory and an integrated circuit including a processor configured to implement a cryptographic operation, wherein the cryptographic operation enables computation of a cryptographic result using a bit masking value y. The processor may be configured to access the computer-readable memory to determine a set of bit indexes, wherein each bit index in the set of bit indexes is associated with a bit value in the bit masking value y, for each bit index in the set of bit indexes, calculate an adaptive share value in which the bit value associated with the bit index is masked, and execute a cryptographic operation using the adaptive share value.


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