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:
Sep. 03, 2019

Filed:

Mar. 15, 2017
Applicant:

Microsoft Technology Licensing, Llc, Redmond, WA (US);

Inventors:

Himanshu Raj, Sunnyvale, CA (US);

Stefan Saroiu, Redmond, WA (US);

Alastair Wolman, Seattle, WA (US);

Chen Chen, Zurich, CH;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01); H04L 29/08 (2006.01); G06F 21/62 (2013.01); G06F 21/72 (2013.01); G06F 21/78 (2013.01); H04L 9/12 (2006.01); H04L 29/06 (2006.01); H04L 9/08 (2006.01); G06F 21/10 (2013.01);
U.S. Cl.
CPC ...
H04L 9/3234 (2013.01); G06F 21/6272 (2013.01); G06F 21/72 (2013.01); G06F 21/78 (2013.01); H04L 9/085 (2013.01); H04L 9/0869 (2013.01); H04L 9/0877 (2013.01); H04L 9/0897 (2013.01); H04L 9/12 (2013.01); H04L 63/0428 (2013.01); H04L 63/0435 (2013.01); H04L 67/1002 (2013.01); H04L 67/1095 (2013.01); G06F 21/10 (2013.01); G06F 2221/0706 (2013.01); G06F 2221/0771 (2013.01); G06F 2221/2115 (2013.01); H04L 2209/127 (2013.01);
Abstract

Various technologies described herein pertain to a computing device that includes secure hardware (e.g., a TPM, a secure processor of a processing platform, protected memory that includes a software-based TPM, etc.). The secure hardware includes a shared secret, which is shared by the secure hardware and a server computing system. The shared secret is provisioned by the server computing system or a provisioning computing system of a party affiliated with the server computing system. The secure hardware further includes a cryptographic engine that can execute a cryptographic algorithm using the shared secret or a key generated from the shared secret. The cryptographic engine can execute the cryptographic algorithm to perform encryption, decryption, authentication, and/or attestation.


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