You can get a free SSL certificate from Let’s Encrypt. All you need to do is register with them and they will provide you with an SSL certificate for your domain. Let’s Encrypt is a free SSL certificate, automated and open certificate authority (CA). It…
Andrii Kostashchuk
204 Articles
Andrii has experience in programming in various languages for different platforms and systems. He has spent more than 8 years in the Internet sphere, working with various CMS, such as: Opencart, Drupal, Joomla, and of course, the most popular content management system WordPress.
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Andrii Kostashchuk
2 Min Read
An SSL certificate is a digital certificate that provides encryption for sensitive data transmitted over the Internet. It allows you to encrypt the connection between you and the website so that no one can eavesdrop on your information. Encryption is managed using public key cryptography,…
Andrii Kostashchuk
8 Min Read
In today’s digital age, ensuring the security and confidentiality of information is of paramount importance. Encryption plays a key role in achieving this goal by allowing data to be converted into an unreadable format accessible only to authorized individuals. The encryption process involves the use…
Andrii Kostashchuk
1 Min Read
Guaranteed memory and SWAP are two of the most important parameters that affect the performance of a Linux system. Guaranteed memory is the amount of memory that will be allocated to a virtual machine and is independent of the available memory on the host. The…
Andrii Kostashchuk
3 Min Read
Virtual Private Server (VPS) is a type of hosting that allows you to create a virtual server with a dedicated operating system and resources. This means that the VPS will run its own operating system, have its own IP address and will be completely isolated…
Andrii Kostashchuk
5 Min Read
In today’s comparison, we’ll look at two of the most popular Linux distributions: CentOS and Ubuntu. We’ll explore their differences, features, advantages, and disadvantages to help you decide which one is best for your server. CentOS: what is it? Advantages and disadvantages CentOS, which stands…
Andrii Kostashchuk
3 Min Read
Nginx is an open source web server that has won the hearts of many administrators and developers due to its efficient operation, low memory consumption and powerful support for various protocols. Today we will talk about configuring HTTP/2 support in Nginx. HTTP/2 is an evolution…
Andrii Kostashchuk
3 Min Read
This article will cover the basics of what service unreachable errors are, why they happen, and how to fix them.The reason for a 503 Service Unreachable error is that your server is unable to connect to the domain name server. These errors can be caused…
Andrii Kostashchuk
4 Min Read
Facts about internal server error 500Internal Server Error 500 is a common error that can be caused by many different reasons. These causes include: You can fix this error by identifying the cause and fixing it. What causes an internal server error 500? Internal server…
Andrii Kostashchuk
2 Min Read
Forbidden 403 error is a common error that occurs when your website or application cannot access a file. This can happen for a variety of reasons, but the most common reason is that the permissions are not set correctly. The 403 error will appear in…