Watch the video:
Timestamps:
0:00 - Intro/Explanation
0:40 - Fix Unprotected Private Key File
Trying to connect to an SSH server, but can’t because it just says you’re not using a key file, or it’s rejecting the key file? Scrolling up you may see that the “Key File is Unprotected” and “won’t be used”. This video shows you the simple solution for fixing that. This guide works for both Mac and Linux.