PHP secure communications library
A spec compliant, secure by default
Amazon SNS message validation for PHP
A stable and secure tunnel based on KCP with N:M multiplexing and FEC
Robust and flexible VPN network tunnelling
Spock SLAF is a Shared Library Application Firewall "SLAF".
[WARNING] Project has moved to http://github.com/Retroshare/Retroshare
EasySSL is a library that can establish an SSL/TLS connection
mod_gnutls apache module