Self-signed certificates on Ubuntu, done right
Mint a self-signed TLS cert Chrome actually accepts on Ubuntu 24.04: one openssl command with SAN, nginx/Apache wiring, and trusting it without curl -k.
TLS & certificates
HTTPS on your own server: how certificates are issued, how renewal works, and why a site starts serving an expired certificate even though renewal succeeded.
Filtering by topic #tls · clear
Certbot on Ubuntu 24.04: Apache + Let's Encrypt
Get a Let's Encrypt cert for Apache on Ubuntu 24.04 with Certbot: snap vs apt, the ServerName trap, auto-renewal, and the exact errors that block issuance.
Self-host Rocket.Chat with Docker Compose
Self-host Rocket.Chat on a VPS with Docker Compose: the single-node MongoDB replica set it requires, TLS, backups, and every failure mode fixed.
Traefik + Docker Compose: 5 apps, auto TLS
Run five apps behind one IP with Traefik v3 on Docker Compose: routing by Host rule, automatic Let's Encrypt TLS, and the acme.json trap that blocks startup.
Certbot on Ubuntu 24.04: Let's Encrypt + nginx
Install Certbot on Ubuntu 24.04 with apt or snap, get a Let's Encrypt cert for nginx, and fix the port 80 failures that break HTTP-01 renewal on a live box.