# identify hashed hosts in known_hosts and suggest command line for their # removal diff --git a/openssh-6.6p1/sshconnect.c b/openssh-6.6p1/sshconnect.c --- a/openssh-6.6p1/sshconnect.c +++ b/openssh-6.6p1/sshconnect.c @@ -1070,16 +1070,21 @@ check_host_key(char *hostname, struct so ip_found->file, ip_found->line); } /* The host key has changed. */ warn_changed_key(host_key); error("Add correct host key in %.100s to get rid of this message.", user_hostfiles[0]); error("Offending %s key in %s:%lu", key_type(host_found->key), host_found->file, host_found->line); + error("You can use following command to remove all keys for this IP:"); + if (host_found->file) + error("ssh-keygen -R %s -f %s", hostname, host_found->file); + else + error("ssh-keygen -R %s", hostname); /* * If strict host key checking is in use, the user will have * to edit the key manually and we can only abort. */ if (options.strict_host_key_checking) { error("%s host key for %.200s has changed and you have " "requested strict checking.", type, host);