Summary:
- The article discusses a new security guide from the National Institute of Standards and Technology (NIST) called SP 800-81r3, which provides guidance on securing the Domain Name System (DNS).
- DNS is a critical internet infrastructure that translates domain names into IP addresses, and this guide helps organizations ensure their DNS systems are secure and resilient against cyber threats.
- The guide covers best practices for configuring and managing DNS servers, as well as recommendations for implementing security controls to protect against common attacks like DNS cache poisoning and distributed denial-of-service (DDoS) attacks.