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Case-Sensitive String Support in ABNF
RFC 7405 part of STD 68

Revision differences

Document history

Date By Action
2026-10-28
(System) Added rfc7405 to std68
2026-10-28
(System)
Changed metadata: changed abstract to 'This document extends the base definition of ABNF (Augmented
Backus-Naur Form) to include a way to specify US-ASCII string literals …
Changed metadata: changed abstract to 'This document extends the base definition of ABNF (Augmented
Backus-Naur Form) to include a way to specify US-ASCII string literals
that are matched in a case-sensitive manner.' from 'This document extends the base definition of ABNF (Augmented Backus-Naur Form) to include a way to specify US-ASCII string literals that are matched in a case-sensitive manner.', changed std_level to 'Internet Standard' from 'Proposed Standard'
2026-10-28
(System) Metadata update from RFC Editor
2026-10-15
Cindy Morgan New status of Internet Standard approved by the IESG
https://datatracker.ietf.org/doc/status-change-abnf-case-sensitive-to-internet-standard/
2026-05-20
(System) Changed metadata: changed keywords to '['BNF', 'ABNF Syntax']' from '[]'
2026-05-20
(System) Metadata update from RFC Editor
2026-05-20
(System) Changed author "P. Kyzivat": changed name from "Paul Kyzivat" to "P. Kyzivat", cleared country (was "United States"), changed order from "0" to "1"
2026-05-20
(System) Metadata update from RFC Editor
2024-06-14
(System) Received changes through RFC Editor sync (removed Errata tag (all errata rejected))
2021-09-13
Amy Vezza Downref to RFC 7405 approved by Last Call for draft-ietf-httpbis-semantics-19
2018-04-26
(System) Received changes through RFC Editor sync (added Errata tag)
2015-10-14
(System) Notify list changed from pkyzivat@alum.mit.edu, draft-kyzivat-case-sensitive-abnf@ietf.org to (None)
2014-12-23
(System) RFC published