Showing all of the algorithms that Cloudflare supports for DNSSEC (not ed448 ; few if any resolvers support ed448 - algorithm448 / naturally uses shake256 as well // the parameters of that curve seem to be problematic [also the strength of ed448 could pose an issue as well given U.S. export restrictions + that of other countries]
https://community.cloudflare.com/t/support-for-ed448-dnssec-signature-algorithm/71494
>>Click here to continue<<
