A practical reference for pulling SANs, expiration dates, chains, and more out of certificates with openssl, whether they live on disk or behind a live TLS endpoint.
Read MoreYes, tmux sessions survive when you detach or get disconnected. Here's how the mental model works and a cheat sheet for the commands you'll actually use.
Read MoreA practical guide to creating MySQL users scoped to a specific host or any host, granting SELECT privileges on a database, and the non-obvious gotchas that trip people up in production.
Read MoreA practical walkthrough of the newer AWS CloudHSM interactive CLI — covering authentication, user management, key inventory, and key sharing. Useful if you're migrating from older tooling or just getting familiar with the HSM for the first time.
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