RFC 1521:MIME (Multipurpose Internet Mail Extensio...
RFC-Ref

electronic mail


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... One of the notable limitations of RFC 821std10(-> 2821prop)/822 based mail systems is the fact that they limit the contents of electronic mail messages to relatively short lines of seven-bit ASCII ...
... X.400 [X400] specifies mechanisms for the inclusion of non-textual body parts within electronic mail messages. The current standards for the mapping of X.400 messages to RFC 822std11(-> 2822prop) ...
... application data or binary data, and hence, among other uses, to implement an electronic mail file transfer service. ...


... universally for representing all of the world's languages in electronic mail. Unfortunately, existing practice in several communities seems to point to the continued use of multiple character sets ...


... Linn, J., "Privacy Enhancement for Internet Electronic Mail: Part I - Message Encryption and Authentication Procedures", RFC 1421hist ...



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