NMAP – Network Mapper

Reconnaissance & Enumeration Framework

What is Nmap?

Nmap (Network Mapper) is a powerful open-source tool used for: network discovery, port scanning, service detection, and OS fingerprinting. It is the first weapon in a Red Teamer’s arsenal.

Common Scanning Commands

# Basic Scan nmap 192.168.1.1 # Stealth SYN Scan nmap -sS target.com # Service & Version Detection nmap -sV target.com # OS Detection nmap -O target.com # Full Port Scan nmap -p- target.com

Sample Output

Starting Nmap 7.94 PORT STATE SERVICE 22/tcp open ssh 80/tcp open http 443/tcp open https 3306/tcp open mysql Device type: general purpose Running: Linux 5.X OS details: Linux 5.4 - 5.15

Attack Phase Mapping

[ Reconnaissance ] → Host discovery, ping scan [ Enumeration ] → Open ports, services, versions [ Vulnerability ] → Feed results into Metasploit / Burp
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