Active Directory

Cross-platform resources for Active Directory: curated HTB machines, PortSwigger labs and TryHackMe rooms with validated writeups and related skills.

Active Directory

This page aggregates cross-platform resources to practice Active Directory: retired Hack The Box machines, PortSwigger Web Security Academy labs and TryHackMe rooms, plus curated resources (HackTricks, PortSwigger, etc.) and related skills.

Curated resources

Source	Link
HackTricks	https://book.hacktricks.wiki/en/windows-hardening/active-directory-methodology/index.html

HTB machines practicing Active Directory (12)

Machine	OS	Difficulty
Blackfield	Windows	HARD
Cascade	Windows	MEDIUM
Fulcrum	Linux	INSANE
Intelligence	Windows	MEDIUM
Mantis	Windows	HARD
MultiMaster	Windows	INSANE
Object	Windows	HARD
Querier	Windows	MEDIUM
Reel	Windows	HARD
Search	Windows	HARD
Sizzle	Windows	INSANE
Tentacle	Linux	HARD

TryHackMe rooms practicing Active Directory (18)

Room	Difficulty	Type	Access	Official
AD: Basic Enumeration	EASY	Walkthrough	🟢 Free	Open
Advent of Cyber 2022	EASY	Walkthrough	🟢 Free	Open
Advent of Cyber 2023	EASY	Walkthrough	🟢 Free	Open
Advent of Cyber 2024	EASY	Walkthrough	🟢 Free	Open
Active Directory Hardening	MEDIUM	Walkthrough	🔵 VIP	Open
AD: Authenticated Enumeration	MEDIUM	Walkthrough	🔵 VIP	Open
AD: BadSuccessor	MEDIUM	Walkthrough	🔵 VIP	Open
Breaching Active Directory	MEDIUM	Walkthrough	🔵 VIP	Open
Enumerating Active Directory	MEDIUM	Walkthrough	🔵 VIP	Open
Exploiting Active Directory	MEDIUM	Walkthrough	🔵 VIP	Open
Intro to Credential Harvesting	MEDIUM	Walkthrough	🔵 VIP	Open
Persisting Active Directory	MEDIUM	Walkthrough	🔵 VIP	Open
Recovering Active Directory	MEDIUM	Walkthrough	🔵 VIP	Open
XDR: Lateral Movement	MEDIUM	Walkthrough	🔵 VIP	Open
Holo	HARD	Walkthrough	🔵 VIP	Open
Ledger	HARD	Challenge	🔵 VIP	Open
Operation Endgame	HARD	Challenge	🟢 Free	Open
Reset	HARD	Challenge	🔵 VIP	Open

Related skills

• /en/skills/kerberoasting
• /en/skills/asreproast
• /en/skills/dcsync
• /en/skills/bloodhound
• /en/skills/gpp
• /en/skills/getnpusers

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Last updated: 2026-05-09