https://ceh.brutef0rce.com/enumeration

DNS Enumeration:

	https://www.hackingarticles.in/4-ways-dns-enumeration/

	https://securitytrails.com/blog/dns-enumeration

	https://en.wikipedia.org/wiki/DNS_zone_transfer

NetBIOS and SMB Enumeration:

	https://www.youtube.com/watch?v=sXqT95eIAjo

	http://nbtenum.sourceforge.net/

	https://www.hackingarticles.in/netbios-and-smb-penetration-testing-on-windows/

	https://www.hackingarticles.in/smb-penetration-testing-port-445/

	https://tools.kali.org/information-gathering/enum4linux

SNMP Enumeration:

	https://www.hackingarticles.in/snmp-lab-setup-and-penetration-testing/

LDAP Enumeration:

	https://github.com/CroweCybersecurity/ad-ldap-enum

	https://medium.com/@Shorty420/enumerating-ad-98e0821c4c78

	https://n0where.net/ldap-based-active-directory-enumeration

	https://www.hackingarticles.in/lightweight-hack-the-box-walkthrough/

	https://www.hackingarticles.in/penetration-testing-windows-server-active-directory-using-metasploit-part-1/

NTP Enumeration:

	https://www.oreilly.com/library/view/ethical-hacking-pro/200000006A0417/N00007.html

	https://www.zerosuniverse.com/ethical-hacking/what-is-ntp-enumeration/

	http://www.ethicaloverflow.com/m2%20enumeration.php

	https://nmap.org/nsedoc/scripts/ntp-info.html

SMTP Enumeration:

	https://www.hackingarticles.in/4-ways-smtp-enumeration/

	https://www.peerlyst.com/posts/smtp-enumeration-technique-hamza-m-hirsi

	https://tools.kali.org/information-gathering/smtp-user-enum

	https://nmap.org/nsedoc/scripts/smtp-enum-users.html

	http://pentestmonkey.net/tools/user-enumeration/smtp-user-enum

Enumeration Countermeasures:

	http://etutorials.org/Networking/network+security+assessment/Chapter+3.+Internet+Host+and+Network+Enumeration/3.5+Enumeration+Countermeasures/

	http://luizfirmino.blogspot.com/2011/09/enumeration-countermeasures.html



