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:
Jun. 16, 2015
Filed:
Dec. 23, 2010
Vijay G. Bharadwaj, Redmond, WA (US);
Niels T Ferguson, Redmond, WA (US);
Carl M. Ellison, New York, NY (US);
Magnus BO Gustaf Nyström, Sammamish, WA (US);
Dayi Zhou, Redmond, WA (US);
Denis Issoupov, Bellevue, WA (US);
Octavian T. Ureche, Renton, WA (US);
Peter J. Novotney, Seattle, WA (US);
Cristian M. Ilac, Sammamish, WA (US);
Vijay G. Bharadwaj, Redmond, WA (US);
Niels T Ferguson, Redmond, WA (US);
Carl M. Ellison, New York, NY (US);
Magnus Bo Gustaf Nyström, Sammamish, WA (US);
Dayi Zhou, Redmond, WA (US);
Denis Issoupov, Bellevue, WA (US);
Octavian T. Ureche, Renton, WA (US);
Peter J. Novotney, Seattle, WA (US);
Cristian M. Ilac, Sammamish, WA (US);
Microsoft Technology Licensing, LLC, Redmond, WA (US);
Abstract
Cryptographic key management techniques are described. In one or more implementations, an access control rule is read that includes a Boolean expression having a plurality of atoms. The cryptographic keys that corresponds each of the plurality of atoms in the access control rule are requested. One or more cryptographic operations are then performed on data using one or more of the cryptographic keys.