SSH ERROR / HOST KEY CHANGED / SSH KNOWN HOSTS

WARNING DISPLAYED OR SIMILAR:-

Please contact your system administrator.

Add correct host key in /root/.ssh/knownhosts to get rid of this message.
Offending ECDSA key in /root/.ssh/known
hosts:5
remove with: ssh-keygen -f "/root/.ssh/known_hosts" -R 192.168.0.123
Password authentication is disabled to avoid man-in-the-middle attacks.
Keyboard-interactive authentication is disabled to avoid man-in-the-middle attacks



ON MAC TERMINAL ENTER:-  ssh-keygen -R serverIPaddress

Where server IPaddress is the address of the machine you are connecting to.

This will remove the current host key and allow you to connect to the machine .
Hopefully you have identified the machine you are connecting to is in fact the correct machine!
  • KNOWN_HOSTS, KNOWN HOSTS ERROR, SSH SERROR, KNOWN_HOSTS IP ADDRESS CHANGED, ADD CORRECT HOST KEY, HOST KEY IN KNOWN_HOSTS
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