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🗺️ Nmap — Network Scanner
Nmap (Network Mapper) is the most powerful free tool for network scanning, port discovery, and service enumeration used by pentesters worldwide.
📦 Installation
sudo apt update && sudo apt install nmap
⚡ Essential Commands
nmap 192.168.1.1— Scan single IPnmap -sV 192.168.1.1— Detect service versionsnmap -sS -O 192.168.1.1— Stealth scan + OS detectionnmap -A -T4 192.168.1.0/24— Aggressive full network scannmap -p 1-65535 192.168.1.1— Scan all portsnmap --script vuln 192.168.1.1— Scan for known vulnerabilitiesnmap -sU -p 53,67,161 192.168.1.1— UDP scannmap -oN output.txt 192.168.1.1— Save results to file
💡 Pro Tips
• Use -T4 for fast scanning and -T1 for slow stealthy scan.
• NSE (Nmap Scripting Engine) offers 600+ ready scripts.
• --script http-title to grab web page titles on the network.
Aviso Legal ⚖️
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