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. 24, 2017
Filed:
Jul. 22, 2013
Koninklijke Philips N.v., Eindhoven, NL;
Tanya Ignatenko, Eindhoven, NL;
Muhammad Asim, Eindhoven, NL;
Koninklijke Philips N.V., Eindhoven, NL;
Abstract
A system for attribute-based encryption comprises a first encrypter () and a second encrypter (). The first encrypter () comprises an input unit () for determining a message and a policy over a set of attributes, wherein the policy comprises a plurality of components, and a first cryptographic unit () for generating an encrypted representation of the message and an encrypted representation of the plurality of components. The second encrypter () comprises a receiving unit () for receiving the encrypted representation of the message and the encrypted representation of the plurality of components, and a second cryptographic unit () for transforming the encrypted representation of the message and the encrypted representation of the plurality of components into an attribute-based encrypted message associated with the policy.