Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
March 25, 2014
Patent Application Number
12551360
Date Filed
August 31, 2009
Patent Citations Received
Patent Primary Examiner
Patent abstract
A method and associated apparatus for use in a data distribution process to allow an untrusted intermediary to re-encrypt data for transmission from an originator to a message receiver without revealing the data (message) or the cipher to the intermediary. This method uses a composition of two ciphers for re-encrypting the message at the intermediary, without revealing the plain text message or either cipher to the intermediary.
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