COM domain to do this, but have replaced it with for this article. The purpose of this record is to verify the authenticity of the DNSKEY itself. DS - Delegation Signer – this record exists in the.RRSIG Exists for each RR and contains the digital signature of a record.DNSKEY Holds the public key which resolvers use to verify.Likewise DNSSEC too requires several RRs. The domain, AAAA record which holds the IPv6 information, and MX record ![]() Some common ones are A record which contains the IP address of ![]() (containing an IP address) using the public DNSKEY record.Ī Resource Record (RR) contains a specific information about theĭomain. Google Public DNS) can verify the authenticity of a DNS reply Signs all the DNS resource records (A, MX, CNAME etc.) of a zone using Which aims at maintaining the data integrity of DNS responses. ![]() DNS Security Extensions (DNSSEC) is a specification We all know that DNS is a protocol which resolves domain names to IPĪddresses, but how do we know the authenticity of the returned IPĪddress? It is possible for an attacker to tamper a DNS response or poison the DNS cacheĪnd take users to a malicious site with the legitimate domain name in How To Setup DNSSEC on an Authoritative BIND DNS Server
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