ZoneAlarm™ have some unique features that makes it outstanding among the many personal firewalls on the market. It effectively stops not only traffic entering your computer, but also block outgoing traffic to prevent trojan horses to send information from your computer to others. And ZoneAlarm™ not only block your open ports, - it put them in stealth mode so they can not even be detected.

ZoneAlarm™ gives you:

A dynamic Firewall for control over the door to your computer and PC invisibility to the Internet and potential intruders.

Application control to ensure that rogue applications like spyware cannot send your valuable data to criminals and vandals.

Security Levels which automatically configure the Firewall and eliminate the risk of improper use that comes with other products.

Local and Internet Zones that give you the convenience of sharing important data with trusted people while denying the privilege to everyone else.

MailSafe-Email Attachment Protection to STOP email-borne Visual Basic Script (VBS) worms, like the "LoveBug" virus, dead in their tracks, thwarting their spread and preventing them from wreaking havoc on your PC.

Internet Lock to block Internet traffic while your PC is unattended or not utilizing the Internet. You get absolute control over the use of your always-on connection to the Internet.

Combined, these elements guarantee secure Internet use because each one is stronger than if it were used alone.