S/MIME

standard for public key encryption and signing of MIME data
Thing cryptographic_protocol Q1505049
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S/MIME

Summary

S/MIME is a cryptographic protocol[1]. S/MIME draws 132 Wikipedia views per month (cryptographic_protocol category, ranking #6 of 23).[2]

Key Facts

  • S/MIME's instance of is recorded as cryptographic protocol[3].
  • S/MIME's instance of is recorded as computer network protocol[4].
  • S/MIME's Freebase ID is recorded as /m/02tfqr[5].
  • S/MIME's described by source is recorded as RFC 2311: S/MIME Version 2 Message Specification[6].
  • S/MIME's described by source is recorded as RFC 2312: S/MIME Version 2 Certificate Handling[7].
  • S/MIME's described by source is recorded as RFC 2632: S/MIME Version 3 Certificate Handling[8].
  • S/MIME's described by source is recorded as RFC 2633: S/MIME Version 3 Message Specification[9].
  • S/MIME's described by source is recorded as RFC 3850: Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.1 Certificate Handling[10].
  • S/MIME's described by source is recorded as RFC 3851: Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.1 Message Specification[11].
  • S/MIME's described by source is recorded as RFC 4134: Examples of S/MIME Messages[12].
  • S/MIME's described by source is recorded as RFC 5750: Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.2 Certificate Handling[13].
  • S/MIME's described by source is recorded as RFC 5751: Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.2 Message Specification[14].
  • S/MIME's described by source is recorded as RFC 2634: Enhanced Security Services for S/MIME[15].
  • S/MIME's described by source is recorded as RFC 3114: Implementing Company Classification Policy with the S/MIME Security Label[16].
  • S/MIME's described by source is recorded as RFC 3183: Domain Security Services using S/MIME[17].
  • S/MIME's Quora topic ID is recorded as S-MIME[18].
  • S/MIME's ITU/ISO/IEC object ID is recorded as 1.2.840.113549.1.9.16[19].
  • S/MIME's P6009 is recorded as 9245[20].
  • S/MIME's Microsoft Academic ID is recorded as 78418815[21].
  • S/MIME's FOLDOC ID is recorded as S-MIME[22].

Why It Matters

S/MIME draws 132 Wikipedia views per month (cryptographic_protocol category, ranking #6 of 23).[2] S/MIME has Wikipedia articles in 16 language editions, a strong signal of global cultural recognition.[23] S/MIME is known by 17 alternative names across languages and contexts.[24]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . Freebase Data Dumps. wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . Quora. wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [23] . Wikidata sitelinks. wikidata.org.
  3. [24] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). S/MIME. Retrieved May 3, 2026, from https://4ort.xyz/entity/s-mime
MLA “S/MIME.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/s-mime.
BibTeX @misc{4ortxyz_s-mime_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{S/MIME}}, year = {2026}, url = {https://4ort.xyz/entity/s-mime}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): S/MIME — https://4ort.xyz/entity/s-mime (retrieved 2026-05-03)

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