MyLinuxTips

In case you forgot your MySQL root password, this article will show you how to reset the MySQL root password from the command line.

In this tutorial, we will learn how to change the MySQL Data Directory or relocate the MySQL Database data to the new location.

In this tutorial we’ll learn how to block/reject specific emails coming to our mail server using Postfix on Centos7.

In this tutorial you’ll learn, how to configure a secure virtual user mail server with Postfix, Dovecot, mysql & squirrelmail. We’ll explain how to create new user mailboxes and send or receive email to and from configured domains.

OpenDKIM is method to digitally sign & verify emails on the mail servers using public & private keys. It implements the DKIM (DomainKeys Identified Mail) standard for signing and verifying email messages on a per-domain basis. DomainKeys are implemented to reduce the chances of outgoing mails to be marked as SPAM.

Redis stands for Remote Dictionary Server.It’s an open-source, in-memory key-value data store.It can also be used as a database, message broker, and of course, cache. As it stores data in RAM, so its accessing speed is quite fast.

Directory listing is a web server function that displays the directory contents when there is no index file in a specific website directory.

To protect your website from malicious attacks such as DOS & DDOS, you may need to block IP addresses.

There are some sensitive pages or sections of the site that you wish to restrict access to, when setting up the webserver.

In this tutorial, I will try to explain how we can block access to the server when someone tries to access the server from the IP address in browser.