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Solaris 8 Security by Edgar Danielyan

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nmap: Network-Mapping and Port-Scanning Tool

Web site: http://www.insecure.org/nmap/

Download: http://www.insecure.org/nmap/dist/nmap-2.53.tgz

Version: 2.53

nmap is a powerful network-mapping and port-scanning tool. It is an indispensable weapon with a wide range of features. See nmap’s manual for a complete overview.

Scanning Techniques

nmap supports many port-scanning techniques, ranging from the standard connect() function to SYN scanning:

  • TCP connect() scanning

  • TCP SYN (half-open) scanning

  • TCP FIN, Xmas, or NULL (stealth) scanning

  • TCP FTP proxy (bounce attack) scanning

  • SYN/FIN scanning using IP fragments

  • TCP ACK and window scanning

  • UDP raw ICMP port-unreachable scanning

  • ICMP scanning

  • TCP ping scanning

  • Direct (non-portmapper) RPC scanning

  • Remote OS ...

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