What was common- and is still done today (on the Linux kernel, PostgreSQL, and probably others) is sending patches via email- using git am, git format-patch, and others.

Learn how to create and copy SSH keys using two simple commands. SSH keys provide a secure and convenient way to authenticate remote servers.

Jack Wallen shows you how easy it is to manage multiple SSH keys within the Cockpit web-based admin GUI.

Under "Session," in the "Host Name (or IP address)" field, type the IP address or hostname of your Linux server. Ensure the "Port" field is set to 22, which is the default SSH port. Select SSH under ...