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:
Oct. 08, 2024
Filed:
Sep. 27, 2021
Mcafee, Llc, San Jose, CA (US);
McAfee, LLC, San Jose, CA (US);
Abstract
Methods and apparatus for hardware based file/document expiry timer enforcement is disclosed. An example method includes instructing, by executing an instruction with a processor, a trusted execution environment to generate an encryption key and a certificate for a document, the certificate including expiry information for the document, the certificate associated with identification information of the document, and the expiry information indicative of a time period for which the encryption key is valid to decrypt the document; encrypting, by executing an instruction with the processor, the document using the encryption key; transmitting the certificate to a first remote network storage device; and transmitting the document to a second remote network storage device.