There are many directives within the sshd configuration file, which Handle things like communication configurations and authentication modes. The subsequent are examples of configuration directives that can be altered by enhancing the /and many others/ssh/sshd_config file. You could change the default TCP/22 port on which OpenSSH Server connections are recognized https://caidendimqs.techionblog.com/29909061/5-simple-techniques-for-servicessh