#Best Practices

3 guides

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 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

A hardened Claude Code MCP setup with scoped tokens, read-only roles, and reviewed servers

AI Coding Tools & Models

Claude Code MCP Security Risks and Best Practices

The real security risks of MCP servers in Claude Code, over-broad access, secrets in config, prompt injection, untrusted servers, and how to lock each one down.

MCSA Guru Team Aug 11, 2026 6 min read

Diagram-style cover showing a VMware base disk with a chain of delta disks growing over time, contrasted with a separate independent backup copy

Virtualization (Hyper-V, VMware, VirtualBox)

VMware Snapshots Explained: Why They Are Not Backups

How VMware snapshots and delta disks really work, why they grow and slow your VMs, the 72-hour rule, and why a snapshot is not a backup. Practical guidance.

Sysadmin Desk Jun 21, 2026 7 min read