Hackers and crackers roam the domains, looking for servers and unprotected diskettes, and sniff around to see if Back Orifice or other Trojans are present. Even from behind the frontline filter of my ISP, I receive a minimum of a half dozen such probes every day from all over the world. These were not all real attempts at intrusion, however. You would never notice it, but BlackICE conscientiously blocked the scan, logged it, and evaluated the severity of the attack.
Users describe their experiences with BlackICE somewhat more reservedly.
In the forum of our Web site are a couple of entries on this topic. Steve Gibson of the apparently independent Gibson Research Corporation, on the other hand, describes BlackICE as his favorite firewall . And here is a screen shot of BlackICE , showing how attacks are recorded. BlackICE Defender is particularly effective in conjunction with the NAI Cybercop scanner. BlackICD Defender can even fend off port scans.