A quick introduction to nmap. Topics covered in this episode include:
- Why would we use nmap?
- How to get nmap.
- Installation
- nmap and Zenmap
- Basic scans

Intense Scan
nmap -T4 -A -v scanme.nmap.org (or 192.168.0.0/24, etc.)

Intense Scan, all TCP Ports
nmap -p 1-65535 -T -A -v scan.nmap.org (or 192.168.0.0/24, etc.)

Stealth SYN Scan
nmap -sS -O scanme.nmap.org (or 192.168.0.0/24, etc.)

Enumeration on specific ports (only)
nmap -sV -p 22,53,110,143,4564 scanme.nmap.org (or 192.168.0.0/24, etc.)

Try these scans at home!