ZoneAlarm provides essential protection for Internet users. Combining the safety of a dynamic firewall with total control over applications Internet use, ZoneAlarm gives rock-solid protection against thieves and vandals. ZoneAlarm makes ironclad Internet security easy-to-use. ZoneAlarm gives you control over the door to your computer. With Stealth Mode enabled, ZoneAlarm s Firewall renders your computer invisible to the Internet and potential intruders. If you can t be seen, you can t be attacked. Because you tell ZoneAlarm how you use your computer, the firewall only allows traffic that you understand and initiate. ZoneAlarm s firewall provides the ultimate intrusion security for your personal computer. ZoneAlarm also introduces MailSafe which enables users of ZoneAlarm to detect and control Visual Basic Script attachments to emails they receive while ZoneAlarm is running. Free for personal and non-profit use.