Azure RBAC is the authorization system used to control who can do what across Azure resources. It is designed to keep access granular, auditable, and aligned to real operational responsibilities—without turning permissions into a…
Unauthorized domain replication is one of the fastest ways for an attacker to turn “some access” into “total access.”
If someone can trigger directory replication (or abuse replication rights) they can extract credential…
Monitoring Group Policy for Backdoors (GPO Tampering Detection & Response)
Group Policy is one of the most powerful configuration channels in Active Directory—and that’s exactly why attackers…
Pass-the-Hash (PtH) is a credential abuse technique where an attacker uses a captured NTLM password hash to authenticate to other systems—without ever knowing the user’s plaintext password. In an Active Directory environment, PtH…
Using Protected Groups for critical OU containment
“OU containment” is supposed to be your safety boundary: admins can manage what’s inside an OU, but they can’t casually
reach outside…
Building departmental OU structures for decentralization
Decentralizing administration in Active Directory (AD) is usually not a political decision—it’s an operational necessity.
As…
Short definition: Active Directory OU delegation is granting scoped, task-specific permissions on Organizational Units (OUs) to security groups—without domain-wide admin rights—so teams can safely manage only what they must.
Why…
Auditing nested group memberships for security risks: the expert’s comparison guide
Reading time: ~14–18 min • Last updated: 2025-09-29
Nested groups are convenient, flexible, and dangerously opaque. This…
Active Directory behaves as if that DC never existed. This guide goes beyond “delete in ADUC” and covers DNS SRV/CNAME integrity, KCC recomputation, lingering objects, and RODC specifics.
Focus: metadata cleanup
Covers…
Quick definition: SID filtering is a trust-side control that removes foreign SIDs—including values in SIDHistory—from a user’s authorization data as it traverses a trust. It prevents privilege escalation by honoring only the SIDs…
Active Directory
The schema is your forest’s data contract. When you raise its version—via adprep or app extensions—you change what can exist and how it behaves. This self-contained guide explains the why, the risks, and a…
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