ISA SERVER Detected Possible All Port Scan Attack

AIS Monitoring Platform has observed an all port scan attack. If intrusion detection is enabled for port scan attacks, this event is generated when requests are sent to more than the configured number of ports in the range from 1 through 65535 on a protected computer. This event indicates that a possible well-known port scan attack was attempted against the targeted computer to detect the services running on the computer that are accessed through ports in this range.

Last modified April 17, 2020