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Automated Certificate Management Environment (ACME) Renewal Information (ARI) Extension

Document Type Replaced Internet-Draft (individual)
Expired & archived
Author Aaron Gable
Last updated 2022-07-26
Replaced by draft-ietf-acme-ari
RFC stream (None)
Intended RFC status (None)
Stream Stream state (No stream defined)
Consensus boilerplate Unknown
RFC Editor Note (None)
IESG IESG state Replaced by draft-ietf-acme-ari
Telechat date (None)
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:


This document specifies how an ACME server may provide suggestions to ACME clients as to when they should attempt to renew their certificates. This allows servers to mitigate load spikes, and ensures clients do not make false assumptions about appropriate certificate renewal periods. Current Implementations Draft note: this section will be removed by the editor before final publication. Let's Encrypt's Staging environment (available at [lestaging], source at [boulder]) implements this draft specification.


Aaron Gable

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)