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:
Dec. 14, 2021
Filed:
Jun. 20, 2018
Microsoft Technology Licensing, Llc, Redmond, WA (US);
Giridhar Viswanathan, Redmond, WA (US);
Sudeep Kumar Ghosh, Kirkland, WA (US);
Ankit Srivastava, Seattle, WA (US);
Michael Trevor Pashniak, Newcastle, WA (US);
Benjamin M Schultz, Bellevue, WA (US);
Balaji Balasubramanyan, Redmond, WA (US);
Hari R Pulapaka, Redmond, WA (US);
Tushar Suresh Sugandhi, Redmond, WA (US);
Matthew David Kurjanowicz, North Bend, WA (US);
Ahmed Saruhan Karademir, Seattle, WA (US);
Microsoft Technology Licensing, LLC, Redmond, WA (US);
Abstract
Techniques for secure sharing of data in computing systems are disclosed herein. In one embodiment, a method includes when exchanging data between the host operating system and the guest operating system, encrypting, at a trusted platform module (TPM) of the host, data to be exchanged with a first key to generate encrypted data. The method also includes transmitting the encrypted data from the host operating system to the guest operating system and decrypting, at the guest operating system, the transmitted encrypted data using a second key previously exchanged between the TPM of the host and a virtual TPM of the guest operating system.