Similar to LibreSSL
Onion Browser
Openswan
OpenswanOpenVPN
OpenVPNOphcrack
OphcrackPeer to Peer
Peer-to-peerPoderosa
Pretty Good Privacy
Pretty Good PrivacyProton VPN
Proton VPNProVerif
ProVerifPuTTY
PuTTY▲2 trendsQubes OS
Qubes OSRiseup
RiseupRLogin
S/MIME
S/MIMESecure Shell
Secure ShellSignal (メッセージングアプリ)
Signal (messaging app)Signalプロトコル
Signal ProtocolSilent Circle
Silent Circle (software)StrongSwan
StrongSwanSyskey
SyskeyThe Guardian Project (ソフトウェア)
Guardian Project (software)Tox (プロトコル)
Tox (protocol)Tuta
Tuta (email)Virtual private network
Virtual private networkWhonix
WhonixWinSCP
WinSCPWire (ソフトウェア)
Wire (software)WireGuard
WireGuard