Mengganti Port SSH
- Log on to the server as an administrator.
- Open the SSH configuration file sshd_config with the text editor vi:
vi /etc/ssh/sshd_config - Search for the entry Port 22.
- Replace port 22 with a port between 1024 and 65536
- Save the file.
- Restart the service.
Ubuntu
service ssh restart
CentOS 7
systemctl restart sshd
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