Tag: Domain name

DNS tunneling: Definition & Protection

DNS tunneling is a really dangerous attack that you should be aware of. In this post today, we will take place at it: its main purpose, how it works, and how you can protect against it. So, let’s begin this adventure.

The definition of DNS tunneling

As the name implies, the DNS tunneling is a Domain Name System attack type. It uses a tunnel through which it pushes malware via the client-server model.

In fact, this attack uses DNS as a communication channel to escape the victim’s firewall. Nowadays, we all use the Internet. And to be able to use it, we allow this DNS traffic to pass through our firewall. We do this because we want to access certain sites, or if we have, to access our site. Hackers know this very well and take advantage to attack us. 

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Fully Qualified Domain Name (FQDN) explained.

What is FQDN?

FQDN is the short acronym for Fully Qualified Domain Name. With it, you are able to see precisely the most full name of a specific domain name. And that refers not only to websites but also to servers. The Domain Name System (DNS) is created with a hierarchy order. It starts from the top, which is the root, then TLD, after that the domain, and the last is the specific hostname.

What does FQDN do?

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Basic DNS terms you should know.

If you own or plan to start an online business, congrats! You got an ambitious and exciting mission that only the bravest and smartest can comply with. But, to make it, there‚Äôs an inevitable step: you must conquer the DNS world first! 

Start your ninja training now, understanding some of its basic DNS terms.

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