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RFC 9905-Deprecating the Use of SHA-1 in DNSSEC Signature Algorithms

Abstract

This document deprecates the use of the RSASHA1 and RSASHA1-NSEC3-SHA1 algorithms for the creation of DNS Public Key (DNSKEY) and Resource Record Signature (RRSIG) records.

Date
2025
Authors
Warren Kumari, Wes Hardaker