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:
Nov. 08, 2022
Filed:
Aug. 14, 2020
Intel Corporation, Santa Clara, CA (US);
Abhishek Basak, Bothell, WA (US);
Pradeep Pappachan, Tualatin, OR (US);
Siddhartha Chhabra, Portland, OR (US);
Alpa Narendra Trivedi, Hillsboro, OR (US);
Erdem Aktas, Beaverton, OR (US);
Ravi Sahita, Portland, OR (US);
Intel Corporation, Santa Clara, CA (US);
Abstract
An apparatus to facilitate security of a shared memory resource is disclosed. The apparatus includes a memory device to store memory data, wherein the memory device comprises a plurality of private memory pages associated with one or more trusted domains and a cryptographic engine to encrypt and decrypt the memory data, including a key encryption table having a key identifier associated with each trusted domain to access a private memory page, wherein a first key identifier is generated to perform direct memory access (DMA) transfers for each of a plurality of input/output (I/O) devices.