Shows
PINGMeasuring DNSSEC keying "drift" between parent and childThis time on PING, Peter Thomassen from SSE and DEsec.io discusses his analysis of the failure modes of CDS and CDNSKEY records between parent and child in the DNS. These records are used to provide in-band signalling of the DS record, fundamental to the maintenance of a secure path from the trust anchor to the delegation through all the intermediate parent and grandparent domains. Many people use out-of-band methods to update this DS information, but the CDS and the CDNSKEY records are designed to signal this critical information inside the DNS, avoiding many of the pitfalls of passing t...2024-11-2736 min