What Is DNS In Cyber Security?

A DNS attack is an exploit in which an attacker takes advantage of vulnerabilities in the domain name system (DNS).

DNS is a protocol that translates a user-friendly domain name, like WhatIs.com, into the computer-friendly IP address 206.19.


What is DNS in network security?

DNSSEC stands for Domain Name System Security Extensions, and it is a technology used to protect information on the Domain Name System (DNS) which is used on IP networks. It provides authentication for the origin of the DNS data, helping to safeguard against attacks and protect data integrity.

Why is DNS security important?

DNS is important because it links the domain name to the IP. Internet criminals can exploit these weaknesses and are capable of creating false DNS records. These fake records can trick users into visiting fake websites, downloading malicious software, or worse. Thus, DNSSEC was created to save the day.

How do I secure my DNS server?

Here are some of the most effective ways to lock down DNS servers.

  • Use DNS forwarders.
  • Use caching-only DNS servers.
  • Use DNS advertisers.
  • Use DNS resolvers.
  • Protect DNS from cache pollution.
  • Enable DDNS for secure connections only.
  • Disable zone transfers.
  • Use firewalls to control DNS access.

What is the most secure DNS server?

5 DNS Servers Guaranteed to Improve Your Online Safety

  1. Google Public DNS. IP Addresses: and
  2. OpenDNS. IP Addresses: and
  3. DNS Watch. IP Addresses: and
  4. OpenNIC. IP Addresses: and
  5. UncensoredDNS. IP Addresses: and
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