CA Personal Firewall 2009 is a firewall of CA (known for its products that used to work under the eTrust brand) designed to protect your computer against various types of attacks waiting for PC users using the Internet. These may include hackers who want to gain access to a computer using malicious software such as Trojan horses, worms. The effectiveness of CA Personal Firewall is increased by the possibilities of applications that are not limited only to blocking programs running in the system, but also functions responsible for blocking pop-up ads (pop-up, pop-under, etc.), controlling cookies or displaying information about the safety of using the enabled process.

By purchasing a commercial license, you can legally use it on up to 3 computers.