Tag: DNS zone

DNS records for email security and how to set them up

Jul 07 2023 DNS Network Security

With email remaining a primary method of communication, especially in business settings, ensuring the security of email systems is paramount. Email security not only protects the data and information sent via email but also safeguards the integrity of your business communication. One of the often-underestimated ways to enhance email security is through the use of Domain Name System (DNS) records. This post will explore how DNS records can bolster email security, with a focus on SPF, DKIM, DMARC, and PTR records.

Introduction to DNS

Before diving into specifics, let’s first establish what DNS is. The Domain Name System (DNS) is like a phonebook for the internet. It translates human-readable domain names, such as www.example.com, into Internet Protocol (IP) addresses that computers use to identify each other on the network. It’s also where DNS records come into play. DNS records include information about a domain, such as IP addresses, where to request emails, and how to ensure SSL certificates.

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DNSSEC: Upgrade your DNS protection

Dec 19 2022 DNS DNS attacks Security

The DNS of your domain, service, or network is essential for it to be online and work properly. Unfortunately, you, I, and cyber criminals know it well. Consequently, they target it when they want to cause severe damage.

What does DNSSEC mean?

DNSSEC means Domain Name System Security Extensions. DNSSEC is a set of security measures for the Domain Name System (DNS) that aims to protect it against different types of attacks. DNSSEC uses digital signatures and cryptographic keys to verify the authenticity and integrity of DNS records, ensuring that the records provided by a DNS server have not been tampered with or altered in any way.

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