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Build a tiny CA for your homelab with a Raspberry Pi
Let's make a tiny, standalone CA! We'll use a Raspberry Pi 4, YubiKey 5 NFC, and Infinite Noise TRNG.
We'll also use an open-source True Random Number Generator, called Infinite Noise TRNG, to spice up the Linux entropy pool. You can run arp -na | grep -e "b8:27:eb" -e "dc:a6:32" -e "e4:5f:01" to discover Raspberry Pi devices on the local network. Hello mTLS shows you how to get mutual TLS authentication configured for several common services and programming languages, using the step command.
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