So far so good. That’s the report from Internet Corporation for Assigned Names and Numbers (ICANN) as it rolled out the first-ever changing of the cryptographic key that helps protect the internet’s address book – the Domain Name System (DNS) on Oct. 11.

The change is central to ICANN’s project to upgrade the top pair of cryptographic keys used in the Domain Name System Security Extensions (DNSSEC) protocol — commonly known as the root zone key signing key (KSK) — which secures the Internet's foundational servers. This so-called root KSK rollover from the 2010 KSK to the 2017 KSK was supposed to take place almost a year ago but was delayed until Oct. 11 of this year because of concerns it might disrupt internet connectivity to significant numbers of web users.

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