Nessus TCP scanner
Info Nessus Plugin ID 10335
SynopsisIt is possible to determine which TCP ports are open.
DescriptionThis plugin is a classical TCP port scanner. It shall be reasonably quick even against a firewalled target.
Once a TCP connection is open, it grabs any available banner for the service identification plugins.
Note that TCP scanners are more intrusive than SYN (half open) scanners.
SolutionProtect your target with an IP filter.