Always on broadband Internet connections are great, but the nature of an always on connection is like leaving the front door of your house open unless you have protection. Firewalls - hardware or software based devices that restrict outside entry to your computer, are essential for protecting your data from prying eyes. Frederick Feldman, Vice President of Marketing for Zone Labs talks about firewall solutions available today including his ZoneAlarm firewall, the number one downloaded software of the year 2000.