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:
Sep. 05, 2017
Filed:
Sep. 09, 2013
Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;
Mats Näslund, Bromma, SE;
Christian Schaefer, Solna, SE;
Telefonaktiebolaget LM Ericsson (publ), Stockholm, SE;
Abstract
A method of performing an operation on a data storage for storing data being encrypted with a key Kassociated with an owner of the data is provided. The method includes deriving, for each authorized client C, a first key Kand a second key K, providing the client Cwith the first key K, and providing a Trusted Third Party (TTP) with the second key K. The method further includes, at a Policy Enforcement Point, receiving a request for performing the operation on the data storage from a client Cof the authorized clients, acquiring a first key Kfrom the client C, acquiring a second key Kfrom the TTP, deriving the key Kfrom the first key Kand the second key K, and performing the operation on the data storage using the derived key K. The disclosed trust model uses two-part secret sharing.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile