Linux VPN Masquerade
VPN Masquerade is the part of IP Masquerade which enables you to use IPsec-based and PPTP-based Virtual Private Network clients from behind a shared-access firewall.
Discover How To Strengthen My Privacy HOWTOs
Stegdetect
Stegdetect is an automated tool for detecting steganographic content in images. It is capable of detecting severval different steganographic methods to embed hidden information in JPEG images.
Secure Communication with GnuPG on Linux
This document discusses GnuPG, which is a tool for secure communication and data storage. It can be used to encrypt data and to create digital signatures. GnuPG is a complete and free replacement for PGP.
