Free Firewall Security

GlassWire's free firewall software helps protect your privacy & security by monitoring your network activity for suspicious activity. You'll be shocked by how many applications on your computer are sending your private data over the Internet without you knowing. Once suspicious activity is...

Avira Free Mac Security packs award-winning malware detection into a smart application that almost never needs your attention. Just install it and continue to enjoy your Mac, free of viruses and free of antivirus hassles too.

Protect your PC with pre-boot authentication, single-sign-on, screen saver lock, full harddisk encryption, file, floppy, and USB drive encryption. FREE CompuSec® is a security software designed to protect desktops and notebooks. It features pre-boot authentication, single-sign-on for windows...

Online Armor FREE - powerful Windows Firewall. Provides a blend of usability and hard-wired PC security to ensure a good user experience. This award-winning program is easy to use and provides 100% leak protection out of the box. The powerful HIPS functions, which is designed to stop all...


Platforms: Windows

Comodo's free Firewall is your first layer of defense against viruses, worms, trojans, hackers and other internet threats. Comodo's Firewall uses Default Deny Protection to prevent threats from occurring, rather than just detecting them when it's already too late. With a single click you can...


Platforms: Windows, Windows 7

GlassWire's free firewall software helps protect your privacy & security by monitoring your network activity for suspicious activity. You'll be shocked by how many applications on your computer are sending your private data over the Internet without you knowing. Once suspicious activity is...


Platforms: Windows, Windows 8, Windows 7, Windows Server

Most everyone has files or folders on their computer that they do not want to share with others. The best way to protect your personal information is to make the folders visible ONLY to you. Free Hide Folder is a free computer security software to hide your private folders. It is very useful to...


Platforms: Windows, Windows 7

RSBAC (Rule Set Based Access Control) is a Free Software security extension for current Linux kernels. It is based on the Generalized Framework for Access Control (GFAC) by Abrams and LaPadula and provides a flexible system of access control based on several modules. All security relevant...


Platforms: *nix

Rule Set Based Access Control (RSBAC) is a Free Software security extension for current Linux kernels. Rule Set Based Access Control is based on the Generalized Framework for Access Control (GFAC) by Abrams and LaPadula and provides a flexible system of access control based on several modules....


Platforms: *nix

WOT is a free Internet security addon for your browser. It will keep you safe from online scams, identity theft, spyware, spam, viruses and unreliable shopping sites. WOT warns you before you interact with a risky website. It's easy and it's free. Surf safer and protect your computer. Add WOT to...


Platforms: Windows, Mac, Linux

Folder Lockbox is free a security software enabling you to password protect any folder on your computer. The protected folder (lockbox) is hidden from any user and application of your system, including Administrator and System itself. It is impossible to access the lockbox not only from the local...


Platforms: Windows

The Microsoft Safety Scanner is a free downloadable security tool that provides on-demand scanning and helps remove viruses, spyware, and other malicious software. It works with your existing antivirus software. The Microsoft Safety Scanner, expires 10 days after being downloaded. To rerun a...


Platforms: Windows

Hello Capttcha is a free PHP security system that can generate CAPTCHAs with animated images. It can send HTTP requests to the Web services API Web server of the HelloCAPTCHA site retrieve HTML to embed form fields and display an animated CAPTCHA image.This script can also send a request to...


Platforms: PHP

PDF Anti-Copy is a free PDF security utility that prevents PDF content from copying and converting to editable formats. After processed by this tool, your important PDF content could be viewed, but will never be copied and converted to editable formats like Word, Excel and TXT. UNLIKE normal...


Platforms: Windows, Windows 7, Windows Server, Other

Comodo Internet Security combines the award-winning Comodo Firewall and Antivirus software in one easy-to-install suite. More than 10 million PC users around the world rely on Comodo. Free. Comodo Internet Security 2013 is the free, multi-layered, security application that offers complete...


Platforms: Windows, Windows 7

Keep your files, programs and PC secure with reliable, easy to use protection that's totally free. All-in-one online and offline malware defense and powerful data leak prevention combine to deliver robust, bullet-proof security for individuals and families. Version 7.1.1 contains System Guard to...


Platforms: Windows

Keep your files, programs and PC secure with reliable, easy to use protection that's totally free. All-in-one online and offline malware defense and powerful data leak prevention combine to deliver robust, bullet-proof security for individuals and families. Version 7.1.1 contains System Guard to...


Platforms: Windows

FREE Comodo Personal Firewall - Secure your system against internal attacks such as Trojan viruses / malicious software and external attacks by hackers. With a user-friendly single click interface you can allow or block access to the Internet offering complete immunity to attacks and total...


Platforms: Windows

FREE Comodo Firewall Pro - Secure your system against internal attacks such as Trojan viruses / malicious software and external attacks by hackers. With a user-friendly single click interface you can allow or block access to the Internet offering complete immunity to attacks and total protection...


Platforms: Windows

Free Comodo Memory Firewall is a buffer overflow detection and prevention tool which provides the ultimate defense against one of the most serious and common attack types on the Internet - the buffer overflow attack. Free Comodo Memory Firewall detects most buffer overflow attack attempts such as...


Platforms: Windows