RFC 5738: IMAP Support for UTF-8

This specification extends the Internet Message Access Protocol version 4rev1 (IMAP4rev1) to support UTF-8 encoded international characters in user names,…

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Outgoing relationships (1 related RFC)

Updates — RFC 3501: INTERNET MESSAGE ACCESS PROTOCOL - VERSION 4rev1

Incoming relationships (3 related RFCs)

Obsoleted by — RFC 6855: IMAP Support for UTF-8
Informatively referenced by — RFC 6530: Overview and Framework for Internationalized Email
Informatively referenced by — RFC 6885: Stringprep Revision and Problem Statement for the Preparation and Comparison of Internationalized Strings (PRECIS)