| http://www.w3.org/ns/prov#value | - data, such as elgamal encrypted data for secure multi-authority electionsUS7099471Dec 31, 2001Aug 29, 2006Dategrity CorporationDetecting compromised ballotsUS7117368 *Jan 22, 2001Oct 3, 2006Nec CorporationAnonymous participation authority management systemUS7240195 *May 3, 2002Jul 3, 2007Nec CorporationCertified shuffle-decrypting system, certified shuffle-decrypting method and certified shuffle-
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