DNS records for email security and how to set them upJul 07 2023 DNS Network Security DKIM record DMARC record DNS DNS records DNS zone Domain Name System FQDN IP address MX record PTR record SPR record TXT record
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.Read More
DNSSEC: Upgrade your DNS protectionDec 19 2022 DNS DNS attacks Security DNS DNS cache poisoning DNS protection DNS records DNS server DNS zone DNSSEC Domain Name System Security Extensions
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.Read More