Internationalized Email Addresses in X.509 Certificates
RFC 8398, “Internationalized Email Addresses in X.509 Certificates”, is a Proposed Standard document published in May 2018 by A. Melnikov, W. Chuang. It updates RFC 5280. It has been obsoleted by RFC 9598 — refer to the newer document for the authoritative version. The canonical text is published by the RFC Editor.
Abstract
This document defines a new name form for inclusion in the otherName field of an X.509 Subject Alternative Name and Issuer Alternative Name extension that allows a certificate subject to be associated with an internationalized email address.
This document updates RFC 5280.
What “Proposed Standard” means
An entry-level standards-track specification: stable, peer-reviewed and a solid basis for implementation, though it may still evolve before becoming an Internet Standard.
The canonical text of RFC 8398 is hosted at rfc-editor.org. Available in TXT,HTML.
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