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US Patent 9852306 Conjunctive search in encrypted data

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Is a
Patent
Patent

Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
9852306
Date of Patent
December 26, 2017
Patent Application Number
13958739
Date Filed
August 5, 2013
Patent Citations Received
‌
US Patent 11694234 Decentralized privacy-preserving rewards with cryptographic black box accumulators
0
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US Patent 11777729 Secure analytics using term generation and homomorphic encryption
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US Patent 11716191 Method, apparatus, and computer-readable medium for searching polymorphically encrypted data
0
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US Patent 11704416 Computational operations in enclave computing environments
0
Patent Primary Examiner
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Kari Schmidt
Patent abstract

A method comprises receiving a first cryptographic token for one search term and a second cryptographic token is generated using the one search term and at least another search term. A first search is conducted using the first cryptographic token to generate a first result set, and the second cryptographic token is used for computing a subset of results of the first result set.

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