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Active Directory Security
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Latest posts
Last updated 6 days ago
BSides NoVa 2025 Presentation Slides Posted
6 days ago
My BSides NoVa talk slides are now posted. My BSides NoVA talk...
Microsoft Interview
6 days ago
A couple years ago, the Microsoft Security Experts Blog interviewed me regarding...
Active Directory Security Tip #13: Kerberos Delegation
10 days ago
Review the membership of groups for accounts and groups from another Active...
Active Directory Security Tip #12: Kerberos Delegation
12 days ago
I have mentioned in several presentations that Kerberos delegation is impersonation. Kerberos...
Active Directory Security Tip #11: Print Service on Domain Controllers
15 days ago
The Print Spooler service is a default service on Windows Servers and...
A History of Active Directory Security
15 days ago
During the Summer of 2024, I had a talk at Troopers called...
Active Directory Security Tip #10: FSMO Roles
17 days ago
Getting Microsoft supported backups of Domain Controllers is an important part of...
Active Directory Security Tip #9: Active Directory Backups
19 days ago
Microsoft supported backups of Active Directory are very important to have. For...
Active Directory Security Tip #8: The Domain Kerberos Service Account – KRBTGT
28 days ago
The domain Kerberos service account, KRBTGT (https://adsecurity.org/?p=483), is an important account since...
Active Directory Security Tip #7: The Tombstone Lifetime
29 days ago
The Tombstone lifetime (TSL) in Active Directory is the limit as to...
Active Directory Security Tip #6: Domain Controller Operating System Versions
about 1 month ago
Ensuring proper Domain Controller configuration is key for Active Directory security. Part...
Active Directory Security Tip #5: The Default Domain Administrator Account
about 1 month ago
In every Active Directory domain, there’s the default domain Administrator account. Here...