"Host key verification failed" means that the host key of the remote host was changed.
새로 생성해서 접속을 다시 해본다.
http://askubuntu.com/questions/45679/ssh-connection-problem-with-host-key-verification-failed-error
"Host key verification failed" means that the host key of the remote host was changed.
http://askubuntu.com/questions/45679/ssh-connection-problem-with-host-key-verification-failed-error