Providing secure indexes for searching encrypted data

Providing an encrypted search index for performing searches on encrypted documents, the method comprising: (i) providing a set of documents, the documents comprising a plurality of unencrypted phrases; (ii) providing a master key; (iii) providing, based on the master key, for each phrase a set of en...

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Hauptverfasser: Hoffmann Philipp, Pittner Daniel, Doerre Jochen, Baessler Michael, Hampp-Bahnmueller Thomas A. P, Schollenberger Werner
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Sprache:eng
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creator Hoffmann Philipp
Pittner Daniel
Doerre Jochen
Baessler Michael
Hampp-Bahnmueller Thomas A. P
Schollenberger Werner
description Providing an encrypted search index for performing searches on encrypted documents, the method comprising: (i) providing a set of documents, the documents comprising a plurality of unencrypted phrases; (ii) providing a master key; (iii) providing, based on the master key, for each phrase a set of encryption keys comprising one or more encryption keys; (iv) selecting, for each phrase, one encryption key of the set of encryption keys; (v) encrypting each phrase with the selected encryption key; and (vi) building an index based on the encrypted phrases, the index comprising information regarding which encrypted phrase is comprised within a certain document.
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subjects CALCULATING
COMPUTING
COUNTING
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRIC DIGITAL DATA PROCESSING
ELECTRICITY
PHYSICS
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
title Providing secure indexes for searching encrypted data
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