{"draft":"draft-ietf-lamps-rfc5751-bis-11","doc_id":"RFC8551","title":"Secure\/Multipurpose Internet Mail Extensions (S\/MIME) Version 4.0 Message Specification","authors":["J. Schaad","B. Ramsdell","S. Turner"],"format":["ASCII","HTML"],"page_count":"63","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Limited Additional Mechanisms for PKIX and SMIME","abstract":"This document defines Secure\/Multipurpose Internet Mail Extensions\r\n(S\/MIME) version 4.0.  S\/MIME provides a consistent way to send and\r\nreceive secure MIME data.  Digital signatures provide authentication,\r\nmessage integrity, and non-repudiation with proof of origin.\r\nEncryption provides data confidentiality.  Compression can be used to\r\nreduce data size.  This document obsoletes RFC 5751.","pub_date":"April 2019","keywords":["S\/MIME"],"obsoletes":["RFC5751"],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC8551","errata_url":null}