I tried using PuTTY to add public key authentication, and in spite of following the How-To instructions I suppose something went wrong somewhere since I’m asked for a passphrase when I try to connect to the server with PuTTY. I don’t know what my next step should be.
These answers are provided by our Community. If you find them useful, show some love by clicking the heart. If you run into issues leave a comment, or add your own answer to help others.