... ensure that no privateinformation is sent to the Internet without your knowledge. For all outgoing Web, instant messaging, and e-mail traffic, the firewall scans for private information about you. ... tostart ZoneAlarm now.2 67 Chapter 15: Configuring Personal Firewalls Before you’re tempted to skip this chapter, it may be good to mention thatsome of the best personal firewalls are totally ... report the excessive intrusion attempts.ߜ Performance: Of course you want performance — who doesn’t? — butthis is usually not a problem for personal firewalls. With enterprise fire-walls, many...