#Least Privilege

2 guides

Cover showing a hierarchy of Microsoft 365 admin roles from Global Administrator down to scoped roles like Exchange and Teams admin

Microsoft 365 Admin Roles Explained: Global, Exchange, and Teams Admin

Understand Microsoft 365 admin roles: what Global, Exchange, Teams, User, and Helpdesk admins can do, least privilege, and how to assign roles safely.

MCSA Guru Team Oct 7, 2026 6 min read

Diagram-style cover showing a hardened Docker container running as a non-root user with a minimal base image, dropped capabilities, and the Docker socket marked as a risk

Docker & Containers

Docker Security Best Practices for Beginners

Practical Docker security for beginners: drop root with USER, avoid --privileged, use minimal images, scan them, keep secrets out of env vars, limit resources, and more.

Sysadmin Desk Aug 26, 2026 11 min read