My Firewall Plus 5.0
Protection for personal data is needed now more than ever. My Firewall Plus is an advanced, bi-directional intrusion defense system that's both easy to use and configure. My Firewall Plus protects your computer by stopping malicious hackers and other intruders from gaining access to your system and data. At the same time, it prevents hidden or unknown software (the kind a virus could install) from connecting to the Internet without your consent.

Privatefirewall w/Pest Patrol 4.0
Privatefirewall 4.0 is a Personal Firewall that eliminates unauthorized access to your PC. Privatefirewall provides solid protection instantly while allowing advanced users to create custom configurations. Privatefirewall now includes Anti-Spyware from Computer Associates, that detects and removes spyware, adware, and other web-based threats to protect your PC from unauthorized access, information theft and diminished system performance.

Privatefirewall 5.0
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. Privatefirewall features port tracking, URL and packet filtering and application/system behavior modeling and anomaly detection components to deliver proactive, comprehensive protection.

FlamingWall 1.2
LogiGuard, LLC is pleased to bring you FlamingWall Personal Firewall. Stop Trojan attacks dead in their tracks. Secure applications from exploits and other attempts to extract your personal info. Defend process interactions. FlamingWall authenticates dynamic link libraries (DLLs) and prevents hostile programs that masquerade as authorized applications. Intrusion detection system sears network openings and legitimizes inbound packets. More

Nsauditor Network Security Auditor 1.8.1
Nsauditor Network Security Auditor is a network security scanner that allows to audit and monitor network computers for possible vulnerabilities, checks your network for all potential methods that a hacker might use to attack it. Nsauditor is a complete networking utilities package that includes more than 45 network tools for network auditing, scanning, monitoring and more. Overall, this is a very complete package for a surprisingly low price.

ServerDefender AI 1.2.0
Prevent common, dangerous Web hacker attacks (like SQL injection, buffer overflows, cross-site scripting and request forgery, directory traversal, zero-day, brute force, and denial of service attacks) with this low-cost Microsoft IIS Web application firewall. Go beyond signatures with neural learning to whitelist good traffic and block new or unknown threats with advanced multi-server installation, reporting, and alerts. Free trial with support.