Technical Guides

Practical infrastructure notes for small private setups. Written from real deployments. No hype.

The same baseline we apply to managed SecureVoice infrastructure.

Start here → new to this? Begin with What actually matters when securing a VPS.

Hardening a fresh Ubuntu VPS (checklist)

Baseline hardening for small private deployments: access, updates, firewall alignment, verification.

Install, lock down, and run a small Mumble server with clear, reversible configuration.

What you actually trade: friction, reliability, routing control, and operational burden.

A calm priority list: reduce exposure, preserve access, and verify changes with minimal drama.