Personal Firewall must be able to protect you from inbound threats like hackers and from outbound attacks trying to transmit your data.
Some attacks target your PC at the vulnerable moment of start-up when many security defenses are not yet active.
Your security must be able to withstand an onslaught of attacks so it can continue to provide protection afterward.
Thousands of new viruses are being created every week to attack your PC. See how ZoneAlarm compares with the top antivirus software.
Compare the test results of three key performance measurements - download size, install time and overall performance.