DNS infrastructure underpins nearly every network connection an organization makes, yet security configurations for it have gone largely unrevised at the federal guidance level for more than twelve years. NIST published SP 800-81r3, the Secure Domain Name System Deployment Guide, superseding a version that dates to 2013. The document covers three main areas: using DNS as an active security control, securing the DNS protocol itself, and protecting the servers and infrastructure that run DNS services. … More → The post NIST updates its DNS security guidance for the first time in over a decade appeared first on Help Net Security.