014 OSINT-Framework
https://osintframework.com/

014 GitHub-OSINT-Framework
https://github.com/lockfale/osint-framework

015 NMAP-the-Network-Mapper
https://nmap.org/download.html

016 Hacking-with-Nmap
https://youtu.be/_JvtO-oe8k8

016 Nmap-Cheat-Sheet
https://hackertarget.com/nmap-cheatsheet-a-quick-reference-guide/

016 Beginner-s-Guide-to-Nmap
https://www.linux.com/learn/beginners-guide-nmap

016 StationX-Nmap-Cheat-Sheet
https://www.stationx.net/nmap-cheat-sheet/

016 Python3-NMAP
https://pypi.org/project/python3-nmap/

017 Auxiliary-Module-Reference
https://www.offensive-security.com/metasploit-unleashed/auxiliary-module-reference/

017 Censys
https://censys.io/

019 NSEDoc-Reference
https://nmap.org/nsedoc/

019 Nmap-and-12-useful-NSE-scripts
https://research.securitum.com/nmap-and-12-useful-nse-scripts/

019 My-hacking-methodology-Enumeration-
https://medium.com/@2aware2care/enumeration-1976c5d55b1b

021 enum4linux
https://labs.portcullis.co.uk/tools/enum4linux/#:~:text=Enum4linux%20is%20a%20tool%20for,%2C%20rpclient%2C%20net%20and%20nmblookup.

021 GitHub-enum4linux
https://github.com/CiscoCXSecurity/enum4linux

021 BASIC-NETWORK-ENUMERATION-USING-METASPLOIT
https://www.nephack.com/metasploit-basic-enumeration

021 Metasploit-Scanning-Enumeration-Lab
https://asecuritysite.com/csn10107_lab05.pdf