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IT - SSH: Banner page

  • macOS
    1. Enable the Banner option. Edit file /etc/ssh/sshd_config and enabled the Banner option. For that you need to remove the comment character (#) from the line and include a filename after the option. It should be like Banner /etc/ssh/motd.
    2. Create a banner file. It should be the same file as indicated by the Banner option above.
    3. Set file permissions
    4. Restart the SSH service

      $ sudo vi /etc/ssh/sshd_config
$ sudo vi /etc/ssh/motd
$ sudo chmod a=r,u+w /etc/ssh/motd
$ sudo sudo launchctl stop com.openssh.sshd
$ sudo sudo launchctl start com.openssh.sshd
  • Fedora 36 / 37 / 38 / 39
    1. Enable the Banner option. Edit file /etc/ssh/sshd_config and enabled the Banner option. For that you need to remove the comment character (#) from the line and include a filename after the option. It should be like Banner /etc/ssh/motd.
    2. Create a banner file. It should be the same file as indicated by the Banner option above.
    3. Set file permissions
    4. Restart the SSH service

      $ sudo vi /etc/ssh/sshd_config
$ sudo vi /etc/ssh/motd
$ sudo chmod a=r,u+w /etc/ssh/motd
$ sudo systemctl restart sshd

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