Just uncomment MaxAuthTries and set how many failed login attempts you want to allow before closing the connection. The same way, you can set a limit for failed login attempts. The configuration file should look as follows once MaxSessions is set to 10. If you want to limit how many users can stay logged in to your CentOS 8 server via SSH, then uncomment MaxSessions in the sshd_config file and set your desired session number (default 10). The configuration file should look as follows once PermisRootLogin is set to no.Ĭonfiguring Max Session and Max Password Tries: If you don’t want that, then change PermitRootLogin yes to PermitRootLogin no in the sshd_config configuration file. The configuration file should look as follows once ListenAddress is set.īy default, CentOS 8 allows root user login over SSH. If you want the SSH server to listen to only a single network interface, then add the following line in the sshd_config file.
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