Securing Active Directory with Group Policy

In my previous post, I built an Active Directory environment with 500+ users across 26 organizational units - modeled after a university with different schools and departments. Building that structure was step one. But an organized AD environment without Group Policy doesn’t actually do much outside of authenticating users. That’s what this post is about: taking that AD structure and using it to implement real security policies. I configured 10 different Group Policies covering everything from domain-wide password requirements to locking down public computer labs. ...

January 2, 2026