sudo nano /etc/apache2/conf-enabled/security.conf

• change ServerTokens OS to ServerTokens Prod
• change ServerSignature On to ServerSignature Off

Restart Apache :

sudo service apache2 restart or sudo /etc/init.d/apache2 restart

This tutorial explains how to allow remote connections to the MySQL/MariaDB server on Ubuntu 18.04. The default behavior of the Ubuntu MySQL Server blocks all remote connections. Which prevent us from accessing the database server from the outside.

Note that to allow mysql remote connections we need to edit the MySQL main configuration file. If you are using MariaDB Database server, configuration file going to be “nano /etc/mysql/mysql.conf.d/mysqld.cnf”, If you have installed MySQL Database server configuration file is: “nano /etc/mysql/mysql.conf.d/mysqld.cnf”.

Open the nano /etc/mysql/mysql.conf.d/mysqld.cnf file (or /etc/mysql/mysql.conf.d/mysqld.cnf). Continue reading →