Tag: DNS query

DNS Tunneling attack – What is it, and how to protect ourselves?

DNS, Protection

DNS Tunneling attack turns the Domain Name System (DNS), a highly trusted and widely used system on the Internet, into a weapon for...

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What is a Recursive DNS server?

DNS

When you browse the internet, you don’t write IP addresses to go to the pages you want; you just write the domain. In the...

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Why does DNS use UDP?

DNS

There are various ways of sending data over IP – TCP, UDP, DCCP, SCTP, RSVP and more. We will focus our attention on the two that are...

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