System security: Port Scanning
Budget: $10 – $30 USD
Using nmap to perform "port scanning" and below are instructions on how to perform a port scanning in details
Install nmap (or nmapfe) (http://nmap.org (Links to an external site.)) port scanner onto your laptop or home computer and perform a TCP port scan and a UDP port scan of another computer. Screenshot reports generated by nmap (or Zenmap) containing list of open TCP & UDP ports.
Also Sreenshot output of “netstat -na” command on computer that was scanned.
Note: Be sure to temporarily turn off any host-based firewall software if needed so that outputs of nmap and “netstat -na” indicate the same number of open ports.
Install nmap (or nmapfe) (http://nmap.org (Links to an external site.)) port scanner onto your laptop or home computer and perform a TCP port scan and a UDP port scan of another computer. Screenshot reports generated by nmap (or Zenmap) containing list of open TCP & UDP ports.
Also Sreenshot output of “netstat -na” command on computer that was scanned.
Note: Be sure to temporarily turn off any host-based firewall software if needed so that outputs of nmap and “netstat -na” indicate the same number of open ports.