Cross-platform multi-protocol VPN software
Testing TLS/SSL encryption anywhere on any port
A library for secure deleting data on-the-fly
A library for hiding the local IP address from applications.
A library for blocking access to network on-the-fly
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
antigift is simple cross-platform, files & folders encryption tool
C++ cryptographic library (modern hash functions, ciphers, KDFs)
Bug-fix-only libev port of shadowsocks
Secure mail + Tor gateway
A MAC address based user authentication system for campus-wide network
RSA 4096 C++ library