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Assuming you believe the host really did change its host key you can delete the old entry. Since this one tells you the old entry is on line 2 you can do sed -i -e '2d' ~/.ssh/known_hosts to remove the old entry from you known hosts file


I added C:\cygwin\bin i.e. cygwin installation path to System variable "Path". It solves two problems 1) You need not to do cd to particular folder (go to particular folder and press alt+d, type cmd) 2) Use cygwin terminal as default cmd in windows.

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