Articles on DNS Security by Teri Radichel

NS Record Exploiter

Hey IT pros! As the backbone of the internet, DNS (Domain Name System) is essential for modern networks. Properly configured and managed…

DNS (Domain Name System) is the backbone of the internet, translating human-friendly domain names into IP addresses. However, its…

Hazy Hawk is exploiting DNS misconfigurations and CNAME hijacking to take over subdomains of high-profile organizations for scams and malware.

The aspiring ethical hacker or a seasoned cybersecurity professional knows about their target, the more effective their strategies become…

In the world of complex cyber threats, organisations and individuals are investing heavily in security tools like firewalls, antivirus…

DNS Security Essentials Every Security Architect Must Know

“DNS is like the address book of the internet. But just as criminals can fake addresses in real life, attackers exploit DNS to hide…

IT

When system tools treat DNS answers as trusted input, attackers can weaponize DNS records to escalate from simple lookups to remote code…

PolarDNS is an open-source authoritative DNS server written in Python 3. It's designed for security testing of DNS resolvers/clients by creating malformed and non-compliant DNS responses over UDP/TCP.

Cloud Security Architects Are in High Demand 📈

A sophisticated threat actor has deployed a tool called EdgeStepper, which reroutes DNS queries via hijacked software update mechanisms…

Direct navigation—when a user manually types a website address into the browser—has become markedly more dangerous. Researchers at Infoblox have found that the vast majority of “parked” domains ar…

Learn to solve the Dig Dug room on TryHackMe. Master DNS enumeration using ‘dig’ to find hidden flags in this quick, step-by-step write-up.