nmap — Tool — 0xF5 Write-ups

TCP - Ports & Service Detection

bash

# Basic Open Port Detection
sudo nmap $IP -p- -sS -Pn -n -v --min-rate 500 \
  -oN $IP/Enum/nmap/tcp-open-ports.nmap

# Output

bash

# Basic Open Port Version Detection
# Read / Create Ports string from the scan result
PORTS=$(grep open $IP/Enum/nmap/tcp-open-ports.nmap | tail -n +2 | cut -d/ -f1 \
  | paste -sd,)
  
sudo nmap $IP -p $PORTS -sV -sC -Pn -n -v \
  -oN $IP/Enum/nmap/tcp-open-ports-version.nmap

# Output