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  • Google PageSpeed Insights – How to Optimize Your Site to Rank Higher

    Posted at March 30, 2017 at 10:42 pm by Jithin

    In this tutorial we can learn how to optimize your site to achieve a higher rank in Google PageSpeed Insights. If you have a website which has wisely configured, but has poor performance, then it will affect the ranking of your website. Even if the response time of the website is extremely fast, but the server is unable to handle concurrent requests also causes poor SEO ranking. In this tutorial, we are going to discuss how to increase the performance of your website with the help of Google P   [...]

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    How to Install Nginx on DirectAdmin

    Posted at February 27, 2017 at 6:41 pm by Jithin

    By default, DirectAdmin uses the Apache webserver to serve websites. Apache currently reigns as the best server for websites. The reasons for apache server’s popularity is well documented. Apache’s power and the ability to serve Perl and Python. However, Apache servers carries some drawbacks. Apache contains high memory footage. Nginx is another powerful open source web server that is faster and consumes less RAM. Nginx does not have the ability to process dynamic content natively. To handle   [...]

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    How to Protect WordPress from XML-RPC Attacks

    Posted at February 1, 2017 at 5:38 pm by Jithin

    WordPress is the most popular Content Management System. This popularity makes WordPress a perfect target for hackers. The most common attack faced by a WordPress site is XML-RPC attack.   Recognizing an XML-RPC Attack 1) Randomly "Error establishing database connection” error is displaying on the WordPress site. 2) "Out of memory" error in web console. 3) "Cannot open the file no such file/directory" error in web server error log. 4) "POST /xmlrpc.php HTTP/1.0" error in   [...]

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    How to Install Roundcube in CentOS

    Posted at February 1, 2017 at 5:37 pm by Jithin

    In this tutorial we can check how to install Roundcube in CentOS Roundcube is also known as webmail. Webmail is any email client that is running on web server.  It allows the user to access their email through web browser as long as an internet connection is available.   Install web server Any web server can be used to install Roundcube. We can start by installing NGINX web server. First, we need to add the EPEL package to CentOS server, so that we can install NGINX. # yum install   [...]

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    Create and Install Self-Signed SSL Certificate on CentOS and Ubuntu

    Posted at February 1, 2017 at 5:34 pm by Jithin

    SSL certificate stands for Secure Socket Layer is used to establish a secure and encrypted connection between a browser and a server. SSL certificate is also known as digital certificate. The SSL connection protects sensitive data such us credit card information and authenticated passwords during each visit. When you purchase SSL certificate from a trusted-third party they will say that your SSL certificate is both valid and legitimately used by it owners.   Creating Self-Signed Certifica   [...]

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    In this tutorial we will learn about "Engintron" - which is a cPanel plugin for installing Nginx web server as a reverse proxy. Why Reverse Proxy By default, cPanel uses the Apache webserver to serve websites. Apache currently reigns as the best server for websites. The reasons for apache server’s popularity is well documented. Apache’s power and the ability to serve Perl and Python. However, Apache servers carries some drawbacks. Apache contains high memory footage. Nginx is another p   [...]

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    What is ModSecurity and how to use it?

    Posted at August 4, 2016 at 4:34 pm by Jithin

    ModSecurity is an open-source web-based firewall application (or WAF) supported by different web servers: Apache, Nginx and IIS. With over 70% of all attacks now carried out over the web application level, organizations need every help they can get in making their systems secure. ModSecurity is a web application firewall that can work either embedded or as a reverse proxy. Web application firewalls are deployed to establish an external security layer that increases the protection level, detec   [...]

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