A DNS server can look fast in a speed test and still break things.

I'll bet you didn't know Windows 11 does this, either.

Threat actors are using Domain Name System (DNS) tunneling to track when their targets open phishing emails and click on malicious links, and to scan networks for potential vulnerabilities. DNS ...

When millions of people suddenly couldn’t load familiar websites and apps during the Amazon Web Services, or AWS, outage on Oct. 20, 2025, the affected servers weren’t actually down. The problem was ...

For over two decades, Infoblox has been synonymous with domain name system (DNS) security, helping organisations in defending against attacks targeting the availability or stability of a network’s DNS ...

Security researchers found a new class of DNS vulnerabilities impacting major DNS-as-a-Service (DNSaaS) providers that could allow attackers to access sensitive information from corporate networks.

Domain name system (DNS) attacks, in which bad actors take advantage of vulnerabilities in the DNS Internet protocol, are extremely prolific—and costly. The role of DNS is to translate the term that ...

SAN JOSE, Calif.--(BUSINESS WIRE)-- A10 Networks (NYSE: ATEN) today announced the availability of its Domain Name System (DNS) over HTTPS (DoH) capability in the Thunder Convergent Firewall (CFW).

Step-by-step instructions to walk you through network-administration projects that can hone skills in IP addressing, Wi-Fi monitoring, documenting asset configuration, setting up DNS, and more. A ...