Author: Beloslava Petrova

Hi, I'm Bella. I'm a Digital Marketing Specialist at ClouDNS. I have a Bachelor's degree in Economics and Finance from the University of Lille,  which helps me keep up with the latest trends in digital marketing. I'm passionate about creating helpful digital marketing content that educates, captivates, and engages readers. When I'm not creating content or exploring digital trends, I travel, discover new places, and capture beautiful moments in a photograph.

What is a Point of Presence (PoP) and Why Does It Matter?

DDoS, Servers

Every time you visit a website, stream a video, or access an online service, your request travels...
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What is a DNS Sinkhole and how to set it up?

Commands, Protection, Servers

A DNS sinkhole (also known as Blackhole DNS) is a security mechanism that prevents devices from connecting to malicious or unwanted...
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What is SMTP Smuggling? How to detect and prevent it?

Protection, Protocols

Email remains a critical communication tool, both personally and professionally. While it is essential for modern communication, it also...
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DNS flood attack explained in details

DDoS

In the ever-evolving landscape of cyber threats, a DNS flood attack stands out as a formidable...
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What Is ACME Protocol and Why Is It Important for SSL Certificates?

Protocols, SSL Certificates

Website security has become a fundamental requirement rather than an optional feature. Whether you’re running a personal blog, an...
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Why media can’t live without CDN

CDN

Do you remember the time when we were reading the news in a printed newspaper and we were going to a video store to rent a VHS? The things...
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SFTP Fundamentals: A Deep Dive into Secure File Transfer Protocol

Protocols

In a world where data is constantly in motion – whether you’re sending files to cloud...
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What Is a Generic Top-Level Domain (gTLD)? Basics for 2026

Domain names

Every website begins with a name. Not the logo, not the design, not even the content – but the name you type into your browser. And...
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What are 301 and 302 Redirects and how to use them?

DNS, Web forwarding

In the realm of website management and search engine optimization (SEO), proper redirection plays a crucial role in maintaining the...
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HTTP flood attack – What is it and How to prevent it?

CDN, DDoS

In a world where an online presence is crucial, an HTTP flood attack poses a significant threat,...
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