ambient_node

A connected body of technical writing and deep dives of networking, services, security, hardware, systems. Explore by recency, or as a graph.

`<lab>`

Deep dives, builds, and experiments.

A practical look at moving to GrapheneOS: what it prevents, and what it can't.

featured security 12 min read 29/07/2026

ZFS replication as a native backup strategy

systems 4 min read 21/07/2026

An OSINT Self-Investigation on Linux

security 14 min read 16/07/2026

Twilio phone calls for critical alerts

services 7 min read 03/07/2026

Shorter notes, definitions, and concepts that support the lab.

featured security 29/07/2026

security 01/08/2026

security 09/07/2026

systems 25/06/2026

networking 24/04/2026

networking 13/04/2026

Short takes.

Security update available for Metabase - Please upgrade now 07/08

Metabase just had a zero-day breach. If you're self-hosting Metabase, deploy the latest version.
Incident Report: unsanctioned agent behaviour during cyber testing | AISI Work 06/08

What's up with containment controls?
EU AI Act Article 50 transparency rules take effect | ETIH EdTech News — EdTech Innovation Hub 05/08

Finally, I can stop asking customer service for recipes to figure out whether I'm talking to AI.