Network
Nmap commands
| What it does | Command | Details |
|---|---|---|
| Host Discovery | nmap -sn target | Disables port scanning and performs host discovery to identify live hosts |
| Port Scanning | nmap -p port_range target | Scans specified ports or port ranges on the target |
| Service Version Detection | nmap -sV target | Detects version of services running on open ports |
| Operating System Detection | nmap -O target | Identifies the operating system of the target host |
| Aggressive Scan | nmap -A target | Performs OS detection, version detection script scanning and traceroute |
| UDP Scan | nmap -sU -p port_range target | Scans specified UDP ports on target |
| TCP Connect Scan | nmap -sT target | Performs a TCP connect scan to determine if ports are open or closed |
| SYN Scan | nmap -sS target | Performs a stealth SYN scan to identify open ports without completing the TCP handshake |
| Firewall Evasion | nmap -T”0-5″ target | Adjusts timing templates to evade firewalls and intrusion detection systems |
| Scan from File | nmap -iL input_file target | Reads target hosts from a file and performs the scan |
| Scan All Ports | nmap -p target | Scans all 65, 535 ports on the target |
| Service Enumeration | nmap –script script_name target | Uses Nmap Scripting Engine (NES) scripts to enumerate services and gather additional information |
| Scan Specific Ports | nmap -p port1,port2 target | Scans specific ports on the target |
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