To Whom It May Concern, We are pleased to announce Root DNSSEC KSK Ceremony 50 is scheduled for 19 July 2023 (Wednesday) at the ICANN Key Management Facility in El Segundo, CA. 20 July 2023 (Thursday) will be reserved for the backup date. Regards, Aaron Foley Cryptographic Key Manager: IANA Aaron.Foley@iana.org<mailto:Aaron.Foley@iana.org>