$ fab rootshell:db
Starting ssh for root on role/host: db...
SSHing to 184.73.225.102 ...
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@    WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!     @
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IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that the RSA host key has just been changed.
The fingerprint for the RSA key sent by the remote host is
58:1d:92:6e:35:db:d3:6a:d8:2e:06:bf:4e:f1:96:08.
Please contact your system administrator.
Add correct host key in /home/nateaune/.ssh/known_hosts to get rid of this message.
Offending key in /home/nateaune/.ssh/known_hosts:68
Password authentication is disabled to avoid man-in-the-middle attacks.
Keyboard-interactive authentication is disabled to avoid man-in-the-middle attacks.
Linux ip-10-245-197-173 2.6.38-11-virtual #48-Ubuntu SMP Fri Jul 29 22:39:16 UTC 2011 i686 GNU/Linux
Ubuntu 10.10