To Whom It May Concern, KSK 43 ceremony materials, including the administrative ceremonies, have been published and are now available at the URL below. https://www.iana.org/dnssec/ceremonies/43 SKR 2022-Q1 generated at the Root DNSSEC KSK Ceremony 43 was successfully transmitted to the Root Zone Maintainer, Verisign, on 21 October 2021. https://data.iana.org/ksk-ceremony/43/ksrsigner-20211014-175632.log Best regards, -- Andres Pavez Cryptographic Key Manager