Similar to FireWall-1
Enigmail
EnigmailFileVault
FileVaultFreenet
HyphanetGenode
GenodeGNU Privacy Guard
GNU Privacy GuardGNUnet
GNUnetGnuTLS
GnuTLSGpg4win
Gpg4winGPGTools
Hamachi
LogMeIn HamachiHashcat
HashcatHushmail
HushmailI2P
I2PJami
Jami (software)Jitsi
JitsiJohn the Ripper
John the RipperKeePass
KeePassKeePassX
KeePassXKeePassXC
KeePassXCKGpg
KGPGKontact
KontactLair (匿名掲示板)
LibreSSL
LibreSSLMicrosoft Outlook
Microsoft OutlookNaCl (ソフトウェア)
NaCl (software)Network Security Services
Network Security ServicesOnion Browser
OpenSSH
OpenSSH