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:
Jan. 14, 2025

Filed:

Dec. 27, 2021
Applicant:

Micron Technology, Inc., Boise, ID (US);

Inventors:

Danilo Caraccio, Milan, IT;

Federica Cresci, Milan, IT;

Alessandro Orlando, Milan, IT;

Paolo Amato, Treviglio, IT;

Angelo Alberto Rovelli, Agrate Brianza, IT;

Craig A. Jones, Plano, TX (US);

Niccolò Izzo, Vignate, IT;

Assignee:

Micron Technology, Inc., Boise, ID (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/79 (2013.01); G06F 21/10 (2013.01); G06F 21/55 (2013.01); G06F 21/60 (2013.01); G11C 11/22 (2006.01);
U.S. Cl.
CPC ...
G06F 21/79 (2013.01); G06F 21/554 (2013.01); G06F 21/602 (2013.01); G11C 11/2273 (2013.01); G11C 11/2275 (2013.01); G11C 11/2295 (2013.01); G06F 21/107 (2023.08);
Abstract

Systems, apparatuses, and methods related to security management for a ferroelectric memory device are described. An example method can include receiving, at a memory controller and from a host, a command and firmware data. The memory controller can manage a non-volatile memory device, such as a ferroelectric memory device, and the host and the memory controller can communicate using a compute express link (CXL) protocol. The command can be executed to update firmware stored on the non-volatile memory device. The method can further include accessing a first public key from the non-volatile memory device. The method can further include validating the first public key with a second public key within the firmware data. The method can further include validating the firmware data. The method can further include verifying a security version of the firmware data. The method can further include updating the non-volatile memory device with the firmware data.


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