From Section 6.2 of RFC8555, RFC 8555 - Automatic Certificate Management Environment (ACME) An ACME server MUST implement the "ES256" signature algorithm [RFC7518] and SHOULD implement the "EdDSA" signature algorithm using the "Ed25519" variant (indicated by "crv") [RFC8037]. Ed25519 is arguably…

Ed25519 ACME account support

cpu May 14, 2019, 1:23pm 7

I transferred some of my message above into a Boulder issue for the feature request: Support EdDSA account keys · Issue #4213 · letsencrypt/boulder · GitHub

Topic		Replies	Views
Ed25519 or Ed448 as account key? Client dev	6	1955	August 22, 2018
Support Ed25519 and Ed448 Feature Requests	11	9457	December 29, 2020
What algorithms must an embedded client support? Client dev	11	2265	October 24, 2019
Lets Encrypt and Boulder Implementation Questions Client dev	5	1559	October 29, 2016
ECDSA account key Server	8	4128	January 26, 2016