StrictModes is a security guard that should refuse a login endeavor In the event the authentication files are readable by Absolutely everyone. If you don't hold the ssh-duplicate-id utility out there, but still have password-primarily based SSH use of the distant server, you can duplicate the contents within your community https://travisahmpt.dailyhitblog.com/35310100/the-smart-trick-of-servicessh-that-no-one-is-discussing