Skip to content

Ports scan

Nmap quick win
Commands Description
nmap 192.168.1.1/24 -sn Host discovery
sudo nmap -sSVC -O -T4 192.168.1.1 TCP Scan ++
sudo nmap -sSVC -O -f -T1 192.168.1.1 TCP Scan stealth
Nmap flags
Flags Description
-sS TCP SYN
-sT TCP Connect
-sA TCP ACK
-sN,-sF,-sX TCP NULL, FIN, XMAS
-sU UDP (Slow)
-sV Detect versions
-O OS Fingerprinting
-f Fragment packets
-p 0-1024 Ports range
-T0 Aggressivity (0 to 5)
-Pn Skip host discovery
-iL Using input target from files