How to allow root login from one IP address with ssh public keys only

Posted on in Categories , , , , , , , last updated June 10, 2017

I am using MacOS on the desktop and Ubuntu Linux on the server. I disabled root login over ssh and enabled ssh based public key login. However, I recently added second Ubuntu server. I need to sync file between two using rsync command. Is there any way that I can log from the second server into my first server with root user from second server IP address only ([email protected] }# ssh [email protected]) without reducing OpenSSH server security option?

How to set up MariaDB Master-Slave replication with SSL on Ubuntu Linux

Posted on in Categories , , last updated April 15, 2017

How do I setup Master-slave data replication using MariaDB server on Ubuntu Linux 16.04 LTS server? How do I encrypt replication traffic so that the data get encrypted in transit, protecting my data and users from snooping?
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