OSINT Bible 24. Network Scanning
Advanced tools:
Tool Speed URL Ideal Use
Nmap Medium https://nmap.org Complete scan
Masscan Very fast https://github.com/robertdavidgraham/masscan Internet-scale
RustScan Very fast https://github.com/RustScan/RustScan Modern port
Nuclei Templates https://github.com/projectdiscovery/nuclei Vulnerabilities
Speed comparison:
# Scan 65k ports on 1 IP
nmap: ~5 minutes
rustscan: ~10 seconds → then nmap
masscan: ~5 seconds (less detail)
Sections
24. Network Scanning
open-source intelligence