ssh 登入問題--WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED
阿新 • • 發佈:2022-04-01
開發板重新燒錄過後
再次ssh登入出現錯誤
dev_user@airfly-dev:~$ ssh root@192.168.11.177 @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ 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:mmHYEYZarnWXR5kG3VXJ3FLkx8WII6ZVX8JZwVyirq4. Please contact your system administrator. Add correct host keyin /home/dev_user/.ssh/known_hosts to get rid of this message. Offending ECDSA key in /home/dev_user/.ssh/known_hosts:18 remove with: ssh-keygen -f "/home/dev_user/.ssh/known_hosts" -R 192.168.11.177 ECDSA host key for 192.168.11.177 has changed and you have requested strict checking. Host key verification failed.
需要刪除本地儲存的目標裝置的資訊,目標板重新燒錄韌體後相當於全新的裝置,雖然ip地址和原來一樣
dev_user@airfly-dev:~$ ssh-keygen -f "/home/dev_user/.ssh/known_hosts" -R 192.168.11.177 # Host 192.168.11.177 found: line 18 /home/dev_user/.ssh/known_hosts updated. Original contents retained as /home/dev_user/.ssh/known_hosts.old dev_user@airfly-dev:~$ ssh-keygen -f "/home/dev_user/.ssh/known_hosts.old" -R 192.168.11.177 # Host 192.168.11.177 found: line 18 /home/dev_user/.ssh/known_hosts.old updated. Original contents retained as /home/dev_user/.ssh/known_hosts.old.old dev_user@airfly-dev:~$ ssh root@192.168.11.177 The authenticity of host '192.168.11.177 (192.168.11.177)' can't be established. ECDSA key fingerprint is SHA256:mmHYEYZarnWXR5kG3VXJ3FLkx8WII6ZVX8JZwVyirq4. Are you sure you want to continue connecting (yes/no)? yes Warning: Permanently added '192.168.11.177' (ECDSA) to the list of known hosts. root@192.168.11.177's password: [root@airfly_rv1126:~]#