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. 05, 2018
Filed:
Dec. 02, 2016
Microsoft Technology Licensing, Llc, Redmond, WA (US);
Roy Peter D'Souza, Bellevue, WA (US);
Omkant Pandey, Seattle, WA (US);
Microsoft Technology Licensing, LLC, Redmond, WA (US);
Abstract
A data store provides access to portions of secured data. Each portion is associated with a client-defined access control and is encrypted with attribute-based encryption. This encryption associates each portion with an encryption attribute, and enables the portion to be provided, based on a request, in accordance its client-defined access control and when the request's search attribute is relevant its encryption attribute. First and second portions are provided in response to first and second requests. Each request includes the same search attribute, and the first and second portions are associated with the same encryption attribute. The first portion is provided based on a first access control granting access to a first identity access and the search attribute being relevant to the encryption attribute. The second portion is provided based on a second access control granting access to a second identity and the search attribute being relevant to the encryption attribute.