Server Administration
Connect to a Remote Server Using SSH Keys
Log in to a remote server without a password using SSH keys. Generate an ed25519 key pair, copy the public key to the server,…
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Category: Server Administration
Server Administration
Schedule Tasks With Cron
Run commands on a fixed timetable with cron. This tutorial opens your crontab, explains the five time fields, schedules a nightly logged backup, and…
Server Administration
Secure a Site With a Free Let’s Encrypt Certificate
Get a free, trusted TLS certificate for your site with certbot and Let's Encrypt. Install certbot, issue the certificate against a live Apache virtual…
Server Administration
Redirect HTTP to HTTPS in Apache
Force every visitor onto HTTPS with a permanent Apache redirect. This tutorial adds a mod_rewrite rule and a cleaner port-80 virtual host, restarts Apache,…
Server Administration
Create an Apache Virtual Host
Create an Apache virtual host to serve multiple sites from one Apache install. Define a block with ServerName and DocumentRoot, add a hosts-file entry,…
Server Administration
Enable mod_rewrite in Apache
Enable mod_rewrite in Apache to turn ugly query strings into clean URLs. Load the module, allow .htaccess overrides, then add one RewriteRule so a…