1)   Private firewall - Security Suite 5.2
Integrated desktop firewall and multi-layer intrusion prevention software delivers signature-less, zero-hour protection from known or new spyware, viruses, hacking techniques and other intrusions on Windows desktops and servers.
Firewall, Desktop Firewall, Personal Firewall, Intrusion Prevention, Security, Privacy,

 2)   Safe n Sec 2.5.1989
Safe n Sec - Real-time Proactive Computer Protection against viruses, spyware, vulnerabilities and newly discovered threats.
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 3)   Secure it Easy - USB Firewall 1.2.9.0
Protect your data and control what portable USB storage devices are used on your PC. See what data has been transferred from or to your PC. Prevent others from stealing data through the USB port with a USB Flash Drive or an MP3 Player.
USB Firewall, USB Lockdown, File Tracing, File Monitoring, File Access Control, File Transfer History, USB Port Protection, Podslurping, Endpoint Security, USB Surveillance,

 4)   Sax2 Intrusion detection system(Free) 3.0
Ax3soft Sax2 is a professional intrusion detection and prevention system that performs real-time packet capturing, 24/7 network monitoring, advanced protocol analyzing and automatic expert detection.
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