DNS, encryption, MFA, threat modelling
Generate, install and use SSH keys on Ubuntu. Covers Ed25519 vs RSA, key permissions, ssh-copy-id, the authorized_keys file, and the agent.
How to Set Up SSH Key Authentication on Ubuntu (Keygen to Login) Read More »
Step-by-step SSH setup for Ubuntu Server. Covers 22.04, 24.04, and 26.04, including the systemd socket activation change in 24.04 that breaks most older tutorials.
Enable SSH on Ubuntu Server: Complete Setup Guide (22.04, 24.04, 26.04) Read More »
Vaultwarden with Docker Compose (Short Answer) Vaultwarden is a lightweight, self-hosted reimplementation of the Bitwarden server, written in Rust. It speaks the same API as Bitwarden, so every official Bitwarden app and browser extension works against it unchanged, and it runs comfortably in about 100 MB of RAM on a Raspberry Pi. You deploy it
How to Install Vaultwarden with Docker Compose (Bitwarden Self-Hosted) Read More »
This week a global medical technology company had their Microsoft tenant compromised. The attackers didn’t deploy custom malware. They logged into the Intune admin console and used the built-in device management tools to trigger a bulk wipe across the entire managed device fleet. From the field: This came from a real incident. A client had
How to Prevent an Intune Bulk Wipe: Sentinel KQL + Hardening Read More »
The UK, US, Australia, EU and Canada all publish cybersecurity frameworks with the same five controls. If you run a homelab, you already practise all five – not because you studied a framework, but because things break if you don’t.
5 Security Basics Your Homelab Already Teaches You Read More »
