?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Global+Heuristic+Search+on+Encrypted+Data+(GHSED)&rft.creator=Halloush%2C+Maisa+&rft.creator=Sharif%2C+Mai+&rft.subject=Dynamical+Systems&rft.description=Important+document+are+being+kept+encrypted+in+remote+servers.+In+order+to+retrieve+these+encrypted+data%2C+efficient+search+methods+needed+to+enable+the+retrieval+of+the+document+without+knowing+the+content+of+the+documents+In+this+paper+a+technique+called+a+global+heuristic+search+on+encrypted+data+(GHSED)+technique+will+be+described+for+search+in+an+encrypted+files+using+public+key+encryption+stored+on+an+untrusted+server+and+retrieve+the+files+that+satisfy+a+certain+search+pattern+without+revealing+any+information+about+the+original+files.+GHSED+technique+would+satisfy+the+following%3A+(1)+Provably+secure%2C+the+untrusted+server+cannot+learn+anything+about+the+plaintext+given+only+the+cipher+text.+(2)+Provide+controlled+searching%2C+so+that+the+untrusted+server+cannot+search+for+a+word+without+the+user's+authorization.+(3)+Support+hidden+queries%2C+so+that+the+user+may+ask+the+untrusted+server+to+search+for+a+secret+word+without+revealing+the+word+to+the+server.+(4)+Support+query+isolation%2C+so+the+untrusted+server+learns+nothing+more+than+the+search+result+about+the+plaintext.&rft.publisher=International+Journal+of+Computer+Science+Issues%2C+IJCSI&rft.date=2009-08&rft.type=Journal+(Paginated)&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F6692%2F1%2F2-13-17.pdf&rft.identifier=++Halloush%2C+Maisa++and+Sharif%2C+Mai+++(2009)+Global+Heuristic+Search+on+Encrypted+Data+(GHSED).++%5BJournal+(Paginated)%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F6692%2F