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:
Mar. 22, 2022

Filed:

Dec. 24, 2019
Applicant:

Stmicroelectronics International N.v., Geneva, CH;

Inventor:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2013.01); G06F 21/62 (2013.01); G06F 7/58 (2006.01);
U.S. Cl.
CPC ...
G06F 21/6227 (2013.01); G06F 7/588 (2013.01);
Abstract

A system includes a random number generator generating a random number in response to an event. Control logic generates hierarchical part alignment selectors from the random number. For each secure data block to be stored in volatile storage, a physical address of a first logical address for that secure data block is set based upon the hierarchical part alignment selectors. For each data word within that secure data block, a physical address of a first logical address for that data word is set based upon the hierarchical part alignment selectors. For each data byte within that data word, a physical address of a first logical address for that data byte is set based upon the hierarchical part alignment selectors. A physical address of a logical address for a first data bit within that data byte is set based upon the hierarchical part alignment selectors.


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