Comodo Firewall 5.0 is good choice if you are looking for free firewall software . It protects you against viruses, worms, Trojans, hackers and all Internet threats . This free firewall program uses Default Deny Protection to prevent threats from occurring, giving an alert you that a possibly malicious file is trying to enter your PC .

Comodo Personal Firewall is the powerful and effective, easy to use and manage barrier that keeps your computer protected from hackers . Comodo Personal Firewall helps you connect in a secure way to the internet and global networks.

Comodo Firewall 5.0 Features :

Default Deny Protection

Makes sure that only known PC-safe applications execute

Prevention-based security

Stops viruses and malware before they access your computer…so it isn’t too late to stop them.

Auto Sandbox Technology

The sandbox is a virtual operating environment for untrusted programs – ensuring viruses and other malicious software are completely isolated from the rest of your computer

Personalized alerts

Firewall remembers which software is allowed to operate and changes its alerts accordingly.

Cloud based Behavior Analysis

Cloud based behavior analysis system detects zero-day malware INSTANTLY

Cloud based Whitelisting

Cloud based whitelisting of trusted publisher easily identifies a safe file and vendor

Application Control

Provides users with the ability to lockdown their PC so only known good applications can run.

Precise and specific alert system

Warnings specify the level and type of possible threat from each source.

Easy to configure

Tell the free firewall to scan upon installation and add all current applications to the safe-list.

Detailed summary screen

Easily access an at-a-glance snapshot of current security settings

Uncluttered, user-friendly interface

Quickly navigate through the various parts of Firewall protection without getting lost

Thorough security “wizards”

Preset security settings for simple point-and-click setup

Exclusive access to Comodo’s “safe-list”

List of over two million known PC-friendly files and apps. Privdes free firewall protection with the knowledge to let safe files and apps run.