What is Dual-Stack IPv4/IPv6 Recursive DNS?
Introduction In an increasingly connected world, the demand for IP addresses is ever-growing. As the IPv4 address space reaches its limits, IPv6 is steadily becoming the new norm. In this transition period, Dual-Stack IPv4/IPv6 Recursive DNS serves ...
Understanding Anycast Recursive DNS
Introduction When you're using the internet, every website you visit starts with a DNS (Domain Name System) query. Anycast Recursive DNS is a powerful technology that helps to speed up these queries, making your internet experience faster and more ...
An Example of How the Greywall Blocks a Phishing Threat
The Securd Greywall reduces risk by limiting unwitting end-users from temporarily interacting with domains, hostnames, and URLs with zero histories, reputation, or generated by an algorithm. Here is an example how it prevents a user from unwittingly ...
DNS Forwarding Amazon Route 53 with Resolver Rules
Amazon Route 53 is a highly available and scalable DNS service offered by Amazon Web Services (AWS). One of the key features of Amazon Route 53 is the ability to forward DNS queries to specific IP addresses using Resolver Rules. In this article, we ...
Threat Hunting with Securd
A cloud-based DNS firewall, such as Securd, can be an effective tool for threat hunting by security analysts. Here is a step-by-step guide on how a security analyst can use Securd for threat hunting: Set up Securd: The first step in using Securd for ...