METHOD AND APPARATUS FOR HARDWARE BASED FILE/DOCUMENT EXPIRY TIMER ENFORCEMENT

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 includin...

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Bibliographische Detailangaben
Hauptverfasser:	Khosravi, Hormuzd M, Nayshtut, Alex, Muttik, Igor
Format:	Patent
Sprache:	eng
Schlagworte:	CALCULATING COMPUTING COUNTING ELECTRIC COMMUNICATION TECHNIQUE ELECTRIC DIGITAL DATA PROCESSING ELECTRICITY PHYSICS TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Beschreibung
Zusammenfassung:	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.