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. 27, 2018
Filed:
Jan. 29, 2016
Intel Corporation, Santa Clara, CA (US);
Steven B. McGowan, Portland, OR (US);
Intel Corporation, Santa Clara, CA (US);
Abstract
Embodiments of apparatus and methods for secure I/O device management are disclosed. In an embodiment, an apparatus includes a processor and an I/O controller. The processor has secure execution environment support, wherein the processor is to establish a secure execution environment using the secure execution environment support. The I/O controller includes an integrated trusted I/O device, wherein the trusted I/O device is to receive an unencrypted request to configure the trusted I/O device via a default control endpoint of the trusted I/O device, configure a command endpoint and a response endpoint in response to receipt of the unencrypted request, receive an encrypted command from the secure execution environment via the command endpoint, perform a device management operation related to the I/O controller in response to receipt of the encrypted command, and transmit an encrypted response to the secure execution environment via the response endpoint in response to performance of the device management operation.