Category Guidance Document Organisation Australian Signals Directorate's Australian Cyber Security Centre (ASD's ACSC) Type Standard Access Open Status Active Created Jan-21 Updated Oct-21 This publication provides information on Domain Name System (DNS) security for recursive resolution servers, as well as mitigation strategies to reduce the risk of DNS resolver subversion or compromise. Organisations should implement the mitigation strategies in this publication to improve the security of their DNS infrastructure.Main sections:- Introduction and background- DNS resolution server attacks and mitigations Access Domain Name System Security for Domain Resolvers By accessing this content, you are leaving this website. The Agency takes no responsibility for the accuracy of content on the destination page.