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An updated IDNA criterion for right-to-left scripts

Document Type Replaced Internet-Draft (individual in app area)
Expired & archived
Authors Cary Karp , Harald T. Alvestrand
Last updated 2015-10-14 (Latest revision 2008-02-14)
Replaced by RFC 5893
RFC stream Internet Engineering Task Force (IETF)
Intended RFC status (None)
Stream WG state (None)
Document shepherd (None)
IESG IESG state Replaced by draft-ietf-idnabis-bidi
Action Holders
Consensus boilerplate Unknown
Telechat date (None)
Responsible AD Chris Newman
Send notices to (None)

This Internet-Draft is no longer active.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


The use of right-to-left scripts in internationalized domain names has presented several challenges. This memo discusses some problems with these scripts, and some shortcomings in the 2003 IDNA BIDI criterion. Based on this discussion, it proposes a new BIDI criterion for IDNA labels.


Cary Karp
Harald T. Alvestrand

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