Version 1.3 of XEP-0023 (Message Expiration) has been released. Abstract: This specification documents an historical protocol that was used to specify expiration dates for messages; this protocol has been deprecated in favor of XEP-0079: Advanced Message Processing.
Changelog: Per a vote of the XMPP Council, changed status to Obsolete. (psa) Diff: N/A URL: http://xmpp.org/extensions/xep-0023.html
