This is how I fix too many authentication failures for "Username" while using SSH. I actually wanted to deploy my Octopress files via RSync, but couldn't get through because of this error.
Discussion: http://www.pcdailytips.com/fixing-too...
Other resources I mentioned in the video:
http://theandystratton.com/2012/ssh-r...
http://serverfault.com/questions/3629...
http://superuser.com/questions/187779...
=== Contents ===
2:44 Go to .ssh via Finder ~/.ssh
3:05 Create a config file