Definition: ZoneAlarm is a popular network security software utility created by Zone Labs. ZoneAlarm is a free download, and ZoneAlarm Pro is an enhanced version with a low purchase price.
Primarily, ZoneAlarm / Pro acts as a firewall when installed on a LAN. It can filter incoming packets or outgoing requests on a per-port basis.
ZoneAlarm also supports higher-level features that ordinary firewalls do not. For example, ZoneAlarm scans email attachments for viruses, and the Pro version also supports ad blocking, cookie management, and Internet cache management.
Also Known As: ZoneAlarm Pro
