ZoneAlarm Free Firewall是以色列安全廠商CheckPoint 公司旗下唯一一款免費的防火墻版本。ZoneAlarm Free簡稱為ZLS或ZA free。ZoneAlarm Free是ZoneAlarm系列中的免費版防火墻產品，只有最基本的防火墻和郵件保護功能，但安全性仍非常強大。ZoneAlarm Free Firewall日前更新到9.2.044.000版。

ZoneAlarm Free Firewall 9.2

What's new in this version:
In version 9.2 alerts are reduced by 97%; community-powered threat detection blocks the latest malware; Identity Protection Checkup verifies if your identity is at risk (U.S. only); site check and phishing detection blocks dangerous Web sites; Secure Online Backup (2GB Free) helps you restore any lost data.

ZoneAlarm Free Firewall 9.2.044 下載地址：
http://download.zonealarm.com/bin/free/1001_en/zaSetup_92_044_000_en.exe