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RFC 4954: SMTP Service Extension for Authentication

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RFC 4954: SMTP Service Extension for Authentication

Summary

RFC 4954: SMTP Service Extension for Authentication is a Request for Comments[1].

Key Facts

  • RFC 4954: SMTP Service Extension for Authentication authored SMTP Service Extension for Authentication — author (P50): Alexey Melnikov[2].
  • RFC 4954: SMTP Service Extension for Authentication's instance of is recorded as SMTP Service Extension for Authentication — instance of (P31): Request for Comments[3].
  • RFC 4954: SMTP Service Extension for Authentication's publisher is recorded as SMTP Service Extension for Authentication — publisher (P123): Internet Engineering Task Force[4].
  • RFC 4954: SMTP Service Extension for Authentication's based on is recorded as SMTP Service Extension for Authentication — based on (P144): RFC 3463: Enhanced Mail System Status Codes[5].
  • RFC 4954: SMTP Service Extension for Authentication's DOI is recorded as 10.17487/RFC4954[6].
  • RFC 4954: SMTP Service Extension for Authentication's language of work or name is recorded as SMTP Service Extension for Authentication — language of work or name (P407): English[7].
  • RFC 4954: SMTP Service Extension for Authentication's publication date is recorded as +2007-07-01T00:00:00Z[8].
  • RFC 4954: SMTP Service Extension for Authentication's RfC ID is recorded as 4954[9].
  • RFC 4954: SMTP Service Extension for Authentication's main subject is recorded as SMTP Service Extension for Authentication — main subject (P921): Simple Mail Transfer Protocol[10].
  • RFC 4954: SMTP Service Extension for Authentication's work available at URL is recorded as https://tools.ietf.org/html/rfc4954[11].
  • RFC 4954: SMTP Service Extension for Authentication's work available at URL is recorded as https://tools.ietf.org/rfc/rfc4954.txt[12].
  • RFC 4954: SMTP Service Extension for Authentication's work available at URL is recorded as https://www.rfc-editor.org/rfc/rfc4954.txt[13].
  • RFC 4954: SMTP Service Extension for Authentication's work available at URL is recorded as https://www.rfc-editor.org/pdfrfc/rfc4954.txt.pdf[14].
  • RFC 4954: SMTP Service Extension for Authentication's number of pages is recorded as {'unit': '1', 'amount': '+20'}[15].
  • RFC 4954: SMTP Service Extension for Authentication's replaces is recorded as SMTP Service Extension for Authentication — replaces (P1365): RFC 2554: SMTP Service Extension for Authentication[16].
  • RFC 4954: SMTP Service Extension for Authentication's title is recorded as SMTP Service Extension for Authentication[17].
  • RFC 4954: SMTP Service Extension for Authentication's author name string is recorded as R. Siemborski[18].
  • RFC 4954: SMTP Service Extension for Authentication's amended by is recorded as SMTP Service Extension for Authentication — amended by (P2567): RFC 5248: A Registry for SMTP Enhanced Mail System Status Codes[19].
  • RFC 4954: SMTP Service Extension for Authentication's DBLP publication ID is recorded as journals/rfc/rfc4954[20].

Body

Designation and Status

RFC 4954: SMTP Service Extension for Authentication's instance of is recorded as SMTP Service Extension for Authentication — instance of (P31): Request for Comments[3].

References

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

Direct Wikidata claims

  1. [3] ↑ . RFC Index. Retrieved . wikidata.org.
  2. [2] ↑ . RFC Index. Retrieved . wikidata.org.
  3. [4] ↑ . RFC Index. Retrieved . wikidata.org.
  4. [5] ↑ . RFC Index. Retrieved . wikidata.org.
  5. [6] ↑ . RFC Index. Retrieved . wikidata.org.
  6. [7] ↑ . RFC Index. Retrieved . wikidata.org.
  7. [8] ↑ . RFC Index. Retrieved . wikidata.org.
  8. [9] ↑ . RFC Index. Retrieved . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . RFC Index. Retrieved . wikidata.org.
  11. [12] ↑ . RFC Index. Retrieved . wikidata.org.
  12. [13] ↑ . RFC Index. Retrieved . wikidata.org.
  13. [14] ↑ . RFC Index. Retrieved . wikidata.org.
  14. [15] ↑ . RFC Index. Retrieved . wikidata.org.
  15. [16] ↑ . RFC Index. Retrieved . wikidata.org.
  16. [17] ↑ . RFC Index. Retrieved . wikidata.org.
  17. [18] ↑ . RFC Index. Retrieved . wikidata.org.
  18. [19] ↑ . RFC Index. Retrieved . wikidata.org.
  19. [20] ↑ . DBLP Dataset 2021-01-02. Retrieved . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). RFC 4954: SMTP Service Extension for Authentication. Retrieved May 3, 2026, from https://4ort.xyz/entity/rfc-4954-smtp-service-extension-for-authentication
MLA “RFC 4954: SMTP Service Extension for Authentication.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/rfc-4954-smtp-service-extension-for-authentication.
BibTeX @misc{4ortxyz_rfc-4954-smtp-service-extension-for-authentication_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{RFC 4954: SMTP Service Extension for Authentication}}, year = {2026}, url = {https://4ort.xyz/entity/rfc-4954-smtp-service-extension-for-authentication}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): RFC 4954: SMTP Service Extension for Authentication — https://4ort.xyz/entity/rfc-4954-smtp-service-extension-for-authentication (retrieved 2026-05-03)

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