Free Comodo Memory Firewall adds another critical layer of security to home and business PC’s by monitoring for and preventing most types of buffer overflow attacks. These attacks occur when a malicious program or script addresses more data to its memory buffer than it can store. The goal of most attacks is to destabilize the system then install malware onto the victim PC in order to execute a range of attacks such as identity and data theft.

Protects your Windows FTP site from password guessing. Monitors login attempts and automatically blocks IP addresses that have entered invalid usernames and passwords 3 times in the last 10 minutes. Supports Windows XP and Vista. No Adware. No Spyware. Just Great Software. Free Lite Version.

Arovax SmartHide will hide IP address quickly and secure as far as possible. It has the fast server providing high speeds of the Internet. SmartHide compresses all transferred files. Therefore, it saves the money and traffic. Hide IP address carefully. You're invisible all the time while connected to Arovax SmartHide server. You may not worry about the security and personal privacy because SmartHide will hide IP address on the very high level.

Wallix Pro firewall prevents intruders from accessing your computer and that’s the main objective for a computer firewall. It automatically detects and blocks attacks through a comprehensive examination of all inbound and outbound information to your computer.

Active Wall Free Edition is the professional and free gateway filtering software. The main functions are url wildcard filter, web content filter, post keyword filter, upload file wildcard filter, traffic monitor. It installed in gateway server and provides continuous enterprise-wide protection against the full range of Internet threats, from viruses and phishing attacks to inappropriate use of system resources to regulatory non-compliance.

Active Wall is the professional gateway filtering software. The main functions are port filter, web filter, smtp filter, pop3 filter, im filter, ftp filter, dns filter, ip filter, mac filter, time filter, traffic monitor, bandwidth control, authorization. It installed in gateway server and provides continuous enterprise-wide protection. It delivers comprehensive network security, enabling businesses to protect their corporate assets.

Omniquad Personal Firewall keeps your PC protected from hackers by blocking unsolicited network connections and traffic to your computer. It is designed to protect your PC against attacks from the internet via a local area network. It monitors any Internet connection in real time and prevents any unauthorized traffic. It also allows user to create rules manually and supports rules for Applications, Intranet, Network and Time type.

Simple TCP port redirector. This tool accepts connections on a particular TCP port and creates a tunnel to the specified web- or mail-server. It allows you to hide your server behind a gateway computer with Opt-In Tunnel.

Easy-to-use packets-level filtering. NetCom is an extensible firewall, traffic controller, QoS, Bandwidth shaper, Bridging, Redirection, NAT and traffic statistics software for the Microsoft Windows. Fully scriptable.

Universal proxy server with HTTP, HTTPS, SOCKS v4, SOCKS v4a, SOCKS v5, FTP, POP3, UDP and TCP portmapping, access control, bandwith control, traffic limitation and accounting based on username, client IP, target IP, day time, day of week, etc. ODBC logging support to any dabase or to file of any format for compatibility with log analizers. Proxy chaining support for any type of parent proxy. Randomization for chain building.