Watch these 5 OSS security projects

PacketFence

• http://www.packetfence.org
• open source Network Access Control (NAC) system for wired and wireless
• integrates with the Snort intrusion detection system and the Nessus vulnerability scanner

SmoothWall

• http://www.smoothwall.org
• a firewall in hardened GNU/Linux OS with Web management interface
• has iso image for Intel and AMD processors and installation can be updated online
• has a standard set of firewall features and does QoS, traffic stats, Web proxying and real-time graphs
• offers commercial support for the product and sells appliances

ModSecurity

• http://www.modsecurity.org
• open source Web application firewall (WAF) project as a module for the Apache HTTP server
• features its own scripting, HTTP traffic monitoring, logging and real-time analysis, attack prevention and a rules engine

Untangle

• http://www.untangle.com
• multi-purpose security gateway in Linux image and runon dedicated hardware or virtual machines
• supports free and paid security applications likes web Filter, anti-virus, spam prevention, advertising and phishing blocking, anti-spyware, firewall and tools for reporting and VPNs

TrueCrypt

• http://www.truecrypt.org
• can encrypt an entire partition or storage device, including USB flash drives or regular hard drives.
• encryption is in real-time and should be transparent to the user
• supports hardware-accelerated encryption on modern processors
• run on Windows, Mac OS X and Linux

SmoothWall

ModSecurity

SmoothWalModSecuritySss

Source: http://www.itworld.com/security/134152/5-open-source-security-projects-watch