Isilon | WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!

$ ssh  root@192.168.0.10

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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 a host key has just been changed.
The fingerprint for the ECDSA key sent by the remote host is
SHA256:Jv2/U69vLTXbEYU5JbVIj2a8Xc3Q/7fzCAezq77Z2E4.
Please contact your system administrator.
Add correct host key in /home/breeze/.ssh/known_hosts to get rid of this message.
Offending ECDSA key in /home/breeze/.ssh/known_hosts:1
  remove with:
  ssh-keygen -f "/home/breeze/.ssh/known_hosts" -R 192.168.0.10
ECDSA host key for 192.168.0.10 has changed and you have requested strict checking.
Host key verification failed.

 $ ssh-keygen -f "/home/breeze/.ssh/known_hosts" -R 192.168.0.10
# Host 192.168.0.10 found: line 1
/home/breeze/.ssh/known_hosts updated.
Original contents retained as /home/breeze/.ssh/known_hosts.old

$ ssh  root@192.168.0.10