Laravel Passport provides OAuth2 server support to Laravel
A dead simple VPN
A high-level OpenPGP library
Extensible security first OAuth 2.0 and OpenID Connect SDK for Go
AS2 1.1 server implementation in Java
A free Usenet server with SQL backend and RBAC.
PHP strong authentication library, web interface & CLI, OATH certified
Centralized signing and verification
Toolkit aimed to perform lateral movement in restricted environments
GMR digital signature system
SCSI Tape Encryption Manager
password safe / manager for linux and windows (and mac ?) via qt
an extremely buggy web app !
Change system password web based
This tool locks down Linux and UNIX systems.
Free-SA is report generating tool for web, proxy and mail log files
mod_gnutls apache module