Assignee
PGP CORP
US·8 granted patents·2 pending applications·619 citations·filing 1999–2007
Top patents by PatentIndex Score
10 records- 0193US7657037B2Apparatus and method for identity-based encryption within a conventional public-key infrastructurePGP CORP·Filed 2005·Granted Feb 2, 2010·43 cites·10 claims
- 0292US7383439B2Apparatus and method for facilitating encryption and decryption operations over an email server using an unsupported protocolPGP CORP·Filed 2005·Granted Jun 3, 2008·41 cites·11 claims
- 0391US7640427B2System and method for secure electronic communication in a partially keyless environmentPGP CORP·Filed 2003·Granted Dec 29, 2009·103 cites·2 claims
- 0491US6851049B1Method and apparatus for facilitating secure anonymous email recipientsPGP CORP·Filed 2000·Granted Feb 1, 2005·100 cites·27 claims
- 0589US6662299B1Method and apparatus for reconstituting an encryption key based on multiple user responsesPGP CORP·Filed 1999·Granted Dec 9, 2003·176 cites·26 claims
- 0688US7139399B1Cryptographic system with methods for user-controlled message recoveryPGP CORP·Filed 2001·Granted Nov 21, 2006·86 cites·32 claims
- 0780US7054447B1Method and apparatus for periodically removing invalid public keys from a public key serverPGP CORP·Filed 2000·Granted May 30, 2006·35 cites·21 claims
- 0879US6978025B1Method and apparatus for managing public keys through a serverPGP CORP·Filed 2000·Granted Dec 20, 2005·35 cites·24 claims
- 0944US2009157823A1Apparatus and method for facilitating secure email services using multiple protocolsPGP CORP·Filed 2007·Application pending·0 cites
- 1041US2008175391A1Apparatus and method for cryptographic protection of directories and filesPGP CORP·Filed 2007·Application pending·0 cites
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