Freeware: Intrusion

System Safety Monitor Free Edition 2.0.8.582Host Based intrusion Prevention System. Real-time proactive protection against known and unknown malware and rootkits. 100% freeware.

AntiHook 2.5 build 12AntiHook is a real-time intrusion Detection and Prevention (IDP) system that dynamically protects users from malicious software such as unseen viruses, Spyware, Rootkits, Keyloggers, Code Injection, and Trojans.

Secure-It 1.24Secure-It is a local Windows security hardening tool, proactively secure your PC by either disabling the intrusion and propagation vectors proactively or simply reduce the attack surface by disabling unimportant functions * Harden your Local Security

GFI LANguard SELMLANguard Security Event Log Monitor is a network wide event log monitor that retrieves logs from all NT/2000 servers and workstations and immediately alerts the administrator of possible intrusions for immediate host based intrusion detection.

SecurePAQ INIDS 1.1INIDS(IDS/IPS) stands for Intelligent Network intrusion Detection System. It is a powerful security tool for pc users, which has the real-time network security monitoring and reporting capabilities.

Anti Spam Computer Software 1.0Guarding against annoying spam and dangerous phishing attacks, SpamBully is your premium defense against unwanted email intrusion .

DiamondCS RegProt 2.0RegistryProt is a 100% free, standalone, compact, low-level realtime registry monitor and protector, that adds another dimension to Windows security and intrusion detection.

Dynamic Security Agent 1.0Signature-less, zero hour protection from known or new malware and intrusions for Windows desktops and servers. DSA continuously evaluates system processes, applications, registry and other variables to block potential threats.

GFI LANguard System Integrity Monitor 1.0GFI LANguard System Integrity Monitor (S.I.M.) is a utility that provides intrusion detection by checking whether files have been changed, added or deleted on a Windows 2000/XP system.

Aiglon IP Alarm 1.0TCP/IP monitoring Complete Ip monitoring on your internet connection. The computer will notify you of any intrusion by an alarm.

Spyware Terminator 2.0.0Free Spyware Terminator provides effective real-time detection and removal of spyware and incoming threats on your computer. Reliable and user friendly, it's for personal and commercial use. Uses minimal PC resources and performs ultra fast scans.

RegAuditor 2.2RegAuditor gives you a quick look at the Adware,malware and spyware installed on your computer including parasites and trojans. The tool is designed with a user-friendly interface and is easy to use.

BhoScanner 1.9BHO Scanner gives you a quick look at the BHOs installed on Remote PC.It is known that the browser helper objects are loaded each time the browser is started up. Some BHOs are helpful, but there could be malicious ones that will harm your computer.

SecurWall 0.98SecurWall is a personal desktop firewall designed to protect computers against malicious attacks, port scanning, viruses and other malicious software entities, making your PC invisible on the Internet and making your IP anonimous when surfing.

Whois 2.7.3Whois Tool is a client utility that communicates with WHOIS servers located around the world to obtain domain registration information. Whois supports IP address queries and automatically selects the appropriate whois server for IP addresses.

NADetector 1.2NADetector monitors and analyzes the network traffic and displays statistical information pertaining to each IP address pair and protocol, displays incoming, outgoing and summary traffic statistics, allows you to set traffic limits.

Harden-It 1.2Harden-It 1.1 Windows Security Hardening Tool, harden your TCP/IP Stack and Local System. Harden-It is a Network hardening tool for Windows, by hardening the I stack your Network can sustain or completely twarth various sophisticated network attacks.

FreePortScanner 2.8.7Free Port Scanner is a small and fast port scanner for the Win32 platform. You can scan ports on fast machines in a few seconds and can perform scan on predefined port ranges.The tool is designed with a user-friendly interface and is easy to use.

DnsEye 1.3DnsEye is monitoring network traffic by capturing DNS packets in network and displays the host names resolve information. The program allows to monitor requested URLs in network, to open it in browser and save captured DNS name list in the file.

FreeSnmp 1.6Free SNMP provides basic support for Simple Network Management Protocol (SNMP), allowing users to perform such tasks as viewing and browsing MIBs, performing Walk operation. The tool is designed with a user-friendly interface and is easy to use.

FreeRAM XP Pro 1.3FreeRAM XP Pro is a freeware application designed to defragment and free up your system's RAM. As a result, system performance, response time, and stability increase.

Trustix Enterprise Firewall 4.6TrustixO Enterprise Firewall, protects assets and business transactions by ensuring fast, secure connections with the Internet and networks.

MessengerShield 1.0MessengerShield allows you to block spam displayed in message boxes. MessengerShield disables a Windows service called Messenger (not to be confused with MSN Messenge or Windows Messengerr).

RegistryProt 2.0RegistryProt is a free, compact, realtime registry monitor and protector, that adds another dimension to Windows security. By monitoring important locations and keys in the Windows system registry, RegistryProt alerts you to changes immediately.

Outpost Firewall Free 1.0.1817Agnitum Outpost is the first personal firewall developed with Open Architecture. It is also the first personal firewall that supports plug-ins.

LinearC for Windows v1.2cis a cross-platform, comprehensive networked application which offers anonymity, privacy, and security functions. LinearC is a privacy-enhancing filtering proxy with intelligent cookie managing features and filtering capability.

StreamEdit 1.0b2\Intercept &amp\; modify TCP or UDP streams. StreamEdit is a utility that allows you to modify a TCP 'stream' or UDP datagrams. It does this by tunnelling the data through itself and then allow you to edit it arbitrarly or use real-time filters.

Automatic Track Eraser 1.0Automatic Track Eraser. Cleans all your bad browsing habits and protects your privacy.

Panda Cloud Antivirus 1.00Download the first free cloud-based antivirus thin-client. It consists of a lightweight antivirus agent that is connected in real-time to PandaLabs' online Collective Intelligence servers to protect faster against the newest malware variants.

Cerberus Security Guard 3.9Cerberus Security Guard is a program devoted to security challenges whose purpose is to keep your computer safe from attacks of Trojan horses, keyloggers, multiple interceptors, and other kinds of system hacks, including various types of spyware.