A firewall is a software (or hardware) solution to enforce security policies. The software limits access to a computer over a network or from an outside source. It is used to prevent computer hackers from getting into a computer. Being online can be fraught with dangers: Spyware agents, Trojan horses, hijacker and more can cause anything from slow performance to system crash to full-blown identity theft. Your firewall must be able to monitor all inbound and outbound traffic and protect your system from unauthorized intrusion.
Lavasoft Personal Firewall watches every connection between your computer and the Internet. It will pop an alert when communications that may be unauthorized is detected so you can take appropriate action. Attack Detection will automatically block zombie attacks and other remote attempts to access your system.
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