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. 07, 2025
Filed:
Sep. 26, 2020
Intel Corporation, Santa Clara, CA (US);
Barry E. Huntley, Hillsboro, OR (US);
Hormuzd M. Khosravi, Portland, OR (US);
Thomas Toll, Portland, OR (US);
Ramya Jayaram Masti, Hillsboro, OR (US);
Siddhartha Chhabra, Portland, OR (US);
Vincent Von Bokern, Rescue, CA (US);
Intel Corporation, Santa Clara, CA (US);
Abstract
Embodiments of apparatuses, methods, and systems for scalable multi-key memory encryption are disclosed. In an embodiment, an apparatus includes a core, an encryption unit, and key identification hardware. The core is to write data to and read data from memory regions, each to be identified by a corresponding address. The encryption unit to encrypt data to be written and decrypt data to be read. The key identification hardware is to use a portion of the corresponding address to look up a corresponding key identifier in a key information data structure. The corresponding key identifier is one multiple key identifiers. The corresponding key identifier is to identify which one of multiple encryption keys is to be used to encrypt and decrypt the data.