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. 01, 2011
Filed:
Sep. 07, 2006
James P. Hughes, Palo Alto, CA (US);
Alexander S. Stewart, Louisville, CO (US);
Dwayne A. Edling, Longmont, CO (US);
James P. Hughes, Palo Alto, CA (US);
Alexander S. Stewart, Louisville, CO (US);
Dwayne A. Edling, Longmont, CO (US);
Oracle America, Inc., Redwood City, IA (US);
Abstract
A method of protecting a media key including obtaining the media key, obtaining an auxiliary key, calculating a split key using the media key and the auxiliary key, encrypting the split key using a wrap key to generate an encrypted split key, assembling the encrypted split key and a communication key to obtain a data bundle, and sending the data bundle to a token, where the media key is extracted from the data bundle on the token to protect data on a storage device.