Practical guides for engineers who live in the terminal. No fluff — just reproducible steps and honest trade-offs.
Bridge your Linux identity infrastructure with an existing Windows domain. Step-by-step trust configuration with gotchas explained.
Lock down your authoritative name server with split-horizon views, transaction signatures, and full DNSSEC signing.
Run containers as unprivileged users, auto-start them with loginctl, and generate quadlets — all without touching the root account.
Which CIS Level 2 controls actually matter in a lab vs. production, and how to audit compliance with OpenSCAP without breaking your system.
Use the freeipa.ansible_freeipa collection to automate users, HBAC rules, sudo policies, and DNS records — all in version control.
Expose replication status, KDC ticket counts, and cert expiry as Prometheus metrics, then build a Grafana dashboard that pages you before things break.