# RFC 8551: Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 4.0 Message Specification

> request for comments publication

**Wikidata**: [Q63565622](https://www.wikidata.org/wiki/Q63565622)  
**Source**: https://4ort.xyz/entity/rfc-8551-secure-multipurpose-internet-mail-extensions-s-mime-version-4-0-message-specification


## References

1. RFC Index
2. DBLP Dataset 2021-01-02