[Security] NMAP help
Nmap 4.20 ( http://insecure.org ) Usage: nmap [Scan Type(s)] [Options] {target specification} TARGET SPECIFICATION: Can pass hostnames, IP addresses, networks, etc. Ex: scanme.nmap.org, -S192.168.0.1; 10.0.0-255.1-254 -iL : Input from list of hosts/networks -iR : Choose random targets --exclude : Exclude hosts/networks --excludefile : Exclude list from file HOST DISCOVERY: -sL: List Scan - simply list targets to scan -sP: Ping Scan - go no further than determining if host is online -P0: Treat all hosts as online -- skip host discovery -PS/PA/PU [portlist]: TCP SYN/ACK or UDP discovery to given ports -PE/PP/PM: ICMP echo, timestamp, and netmask request discovery probes -n/-R: Never do DNS resolution/Always resolve [default: sometimes] --dns-servers : Specify custom DNS servers --system-dns: Use OS's DNS resolver SCAN TECHNIQUES: -sS/sT/sA/sW/sM: TCP SYN/Connect()/ACK/Window/Maimon scans -sU: UDP Scan -sN/sF/sX: TCP Null, FIN, and Xmas scans --sca...