Online Armor Personal Firewall 3.0 is an efficient firewall that comes for free. Online Armor does not completely depend on whitelist or blacklist to block intruders. It uses a combination of behavior analysis along with a whitelist to efficiently filter out the trouble makers. Online Armor Personal Firewall is not an ordinary firewall. It has a host of features including an antivirus of its own. Online Armor can protect you from spyware, malware, Trojans, and phishing attacks. The Online Armor AV+ is built on the basis of the award winning Kaspersky engine.

The Program Guard of Online Armor blocks any program that you don’t want to connect to the internet. If you change your mind later you can change the setting and let it connect. The Mail Shield will alert when an untrusted email is received and with AV+ turned on it can even scan mail for viruses. A keylogger detector is in-built and can detect keyloggers that record keystrokes. The Host file Monitoring system of Online Armor protects the host files from malicious programs.
The Firewall of Online Armor Personal has passed leak-tests and blocks any intrusion attempt. Online Armor Personal Firewall 3.0 runs completely silent and alerts only if necessary. The options that it offers in advanced mode are a boon to the advanced users.
Online Armor Firewall is for Windows NT / 2K / windows XP / windows 2003 / windows Vista