Remote-access Guide

linux mysql disable remote access

by Abdul O'Conner DDS Published 2 years ago Updated 2 years ago
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Remote access is disabled by default. Changing bind-address in your /etc/mysql/my.cnf file to 127.0.0.1 will ensure that the MySQL server is not listening on any public interfaces and is only accessible by localhost. bind-address=127.0.0.1

The best way to disable external connections to your MySQL is setting bind-address=127.0. 0.1 in my. cnf configuration file. If you still need to block MySQL external access using firewall, you drop or reject all packets sending to 3306 port.Dec 18, 2013

Full Answer

How do I disable remote access to my MySQL server?

Remote access is disabled by default. Changing bind-address in your /etc/mysql/my.cnf file to 127.0.0.1 will ensure that the MySQL server is not listening on any public interfaces and is only accessible by localhost.

How do I allow remote connections to my MySQL database in Linux?

Privileged access to your Linux system as root or via the sudo command. Allowing remote connections to your MySQL database is a three step process. First, we will need to setup the MySQL service to be accessible from remote machines by configuring a public bind address in the MySQL configuration file.

How do I grant access to a remote user in MySQL?

Log in to the MySQL server as the root user by typing: If you are using the old, native MySQL authentication plugin to log in as root, run the command below and enter the password when prompted: From inside the MySQL shell, use the GRANT statement to grant access to the remote user.

Is it possible to Access MySQL server from a remote location?

However, in some situations, it is necessary to access the MySQL server from a remote location. For example, you may need to connect to the remote MySQL server from your local system or a multi-server deployment where the application is running on a different machine from the database server.

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MySQL: Allow root remote access step by step instructions

Even after configuring MySQL to allow remote connections to the root account, you still need to allow connections to MySQL through the Linux firewall and make sure that MySQL is bound to an accessible interface. If you have not already configured those aspects, first see our guide on MySQL: Allow remote connections and then come back.

Closing Thoughts

In this tutorial, we saw how to allow remote access to the root account in MySQL. This is a simple setting to configure inside of the mysql_secure_installation prompts, which everyone is recommended to run through upon initial installation of MySQL server on Linux.

What is user_name in MySQL?

user_name is the name of the MySQL user.

What port is MySQL on?

The last step is to configure your firewall to allow traffic on port 3306 (MySQL default port) from the remote machines.

Where is MySQL configuration file?

The location of the MySQL configuration file differs depending on the distribution. In Ubuntu and Debian the file is located at /etc/mysql/mysql.conf.d/mysqld.cnf, while in Red Hat based distributions such as CentOS, the file is located at /etc/my.cnf.

Can MySQL listen to private IP?

If the MySQL server and clients can communicate over a private network, the best option is to set the MySQL server to listen only on the private IP. Otherwise, if you want to connect to the server over a public network, set the MySQL server to listen on all IP addresses on the machine.

Does MySQL listen to localhost?

By default, the MySQL server listens for connections only from localhost, which means it can be accessed only by applications running on the same host.

Which database server listens for incoming connections only?

MySQL, the most popular open-source database server by default, listens for incoming connections only on localhost.

Does MySQL 8.0 have bind address?

In MySQL 8.0 and higher, the bind-address directive may not be present. In this case, add it under the [mysqld] section.

Configure MySQL bind address

We will start by opening the /etc/mysql/mysql.cnf file. With root permissions, open this in nano or your favorite text editor. $ sudo nano /etc/mysql/mysql.cnf

Allow remote access through firewall

Assuming you are using port 3306 for your MySQL server, we will need to allow this through the system firewall. The command you need to execute is going to depend on the distribution you are using. Refer to the list below or adapt the command as needed to adhere to your own system’s firewall syntax.

Allow remote connections to a particular user

Now that the MySQL service can accept incoming connections and our firewall will allow them through, we just need to configure our user to accept remote connections.

Does MySQL start up on server boot?

After adding MySQL to Ubuntu, it automatically starts up on server boot. I would like it to not start up with the system.

Does MariaDB use systemd?

MariaDB use systemd as does MySQL. To disable MySQL or MariaDB, from starting on bootup, run

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