Author name: ProtocolGuard Research Team

The Domain Name System (DNS) is one of the fundamental components of the Internet, since it has the task of converting human-readable domain names into IP addresses that computer systems can interpret. But just how important is this exactly? To get an idea, Vercara’s UltraDNS platform processed 41.97 trillion DNS queries in 2023 alone, averaging […]

SPF misconfigurations are a serious issue that can have far-reaching consequences, from damaging a brand’s reputation to causing financial losses and even legal complications. Despite being a relatively small technical detail, an incorrectly set up SPF record can create big problems. One of the key best practices is using the -all mechanism in SPF records,

MX misconfigurations aren’t exactly breaking news. They’re a common issue that users deal with on a daily basis. When your MX (Mail Exchange) records aren’t properly set up, it can create serious problems, not just in terms of email delivery, but also for the overall security of your domain. According to data from 2IP.io, Google

Cybersecurity flaws come in many forms. While most affect operating systems, libraries, or web apps, some go after a less obvious but equally critical target: DNS servers. Over the years, several CVEs affecting DNS servers have been discovered, and some of them rank among the most serious security risks out there. DNS is what makes

Attackers aren’t just sending sketchy links anymore; they’re crafting subdomains that look almost identical to real websites, called phishing subdomains. It’s not just a trick; it’s a tactic designed to fool even the most cautious users. So the question is: how dangerous has phishing become? Let’s check out some stats to answer that. According to