How to scan a target for open ports and services using Netcat, SuperScan, Strobe
Netcat: The netcat application has many uses; one is the ability to scan a target for open ports and services. Another utility, cryptcat, is almost identical except that it operates with encryption.
From a DOS prompt, type the following with the syntax of:
Other useful commands for Netcat
The –v option instructs netcat to run in verbose mode, allowing you to see the progress of the scan.The –r option instructs netcat to randomize local and remote ports in an attempt to elude any intrusion detection systems.The –w2 option instructs netcat to wait 2...