Introduction

DNS is a widely used phonebook system on the Internet. It is used simply to query the IP address associated with a humanly readable and memorizable name. But it is a lot more than that as this article explains. If you have not yet read our previous article do so here: DNS and its Security Implications. In this blog we will talk about DNS from an Email Security perspective.

DNS - Do Not think it's Simple

In our recent series of articles, we talked about network security-related tools and techniques one needs to be aware of to build a cybersecurity career. Next, we will cover DNS and its related security implications!

DNS, or Domain Name System, translates domain names to IP addresses, so your browser/s can find what you searched. DNS resolvers are usually stub resolvers, which means that the full DNS records lie elsewhere.