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RFC 9891 - Automated Certificate Management Environment (ACME) Delay-Tolerant Networking (DTN) Node ID Validation Extension

  • Status: Experimental
  • Published: November 2025
  • Stream: IETF
  • Pages: 26
  • Errata: No Errata

Abstract​

This document specifies an Automated Certificate Management Environment (ACME) extension for validating Delay-Tolerant Networking (DTN) Node IDs. The extension enables certificate issuance workflows for DTN deployments by defining how an ACME server can verify control over a DTN Node ID.

It supports experimental use of ACME with Bundle Protocol naming and DTN operational environments.