Home › Entities › request_for_comments › RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos

RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos

request for comments publication
Place request_for_comments Q47169208
Press Enter · cited answer in seconds

RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos

Summary

RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos is a Request for Comments[1].

Key Facts

  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's instance of is recorded as Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos — instance of (P31): Request for Comments[2].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's publisher is recorded as Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos — publisher (P123): Internet Engineering Task Force[3].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's based on is recorded as Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos — based on (P144): RFC 1964: The Kerberos Version 5 GSS-API Mechanism[4].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's based on is recorded as Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos — based on (P144): RFC 4120: The Kerberos Network Authentication Service (V5)[5].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's based on is recorded as Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos — based on (P144): RFC 4121: The Kerberos Version 5 Generic Security Service Application Program Interface (GSS-API) Mechanism: Version 2[6].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's based on is recorded as Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos — based on (P144): RFC 4757: The RC4-HMAC Kerberos Encryption Types Used by Microsoft Windows[7].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's DOI is recorded as 10.17487/RFC6649[8].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's language of work or name is recorded as Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos — language of work or name (P407): English[9].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's publication date is recorded as +2012-07-01T00:00:00Z[10].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's RfC ID is recorded as 6649[11].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's main subject is recorded as Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos — main subject (P921): Kerberos[12].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's work available at URL is recorded as https://tools.ietf.org/html/rfc6649[13].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's work available at URL is recorded as https://tools.ietf.org/rfc/rfc6649.txt[14].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's work available at URL is recorded as https://www.rfc-editor.org/rfc/rfc6649.txt[15].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's work available at URL is recorded as https://www.rfc-editor.org/pdfrfc/rfc6649.txt.pdf[16].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's number of pages is recorded as {'unit': '1', 'amount': '+7'}[17].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's replaces is recorded as Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos — replaces (P1365): RFC 1510: The Kerberos Network Authentication Service (V5)[18].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's title is recorded as Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos[19].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's author name string is recorded as L. Hornquist Astrand[20].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's author name string is recorded as T. Yu[21].
  • RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's DBLP publication ID is recorded as journals/rfc/rfc6649[22].

Body

Designation and Status

RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos's instance of is recorded as Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos — instance of (P31): Request for Comments[2].

References

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

Direct Wikidata claims

  1. [2] ↑ . RFC Index. Retrieved . wikidata.org.
  2. [3] ↑ . 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] ↑ . RFC Index. Retrieved . wikidata.org.
  10. [11] ↑ . RFC Index. Retrieved . wikidata.org.
  11. [12] ↑ . 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] ↑ . RFC Index. Retrieved . wikidata.org.
  20. [21] ↑ . RFC Index. Retrieved . wikidata.org.
  21. [22] ↑ . 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 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos. Retrieved May 3, 2026, from https://4ort.xyz/entity/rfc-6649-deprecate-des-rc4-hmac-exp-and-other-weak-cryptographic-algorithms-in-kerberos
MLA “RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/rfc-6649-deprecate-des-rc4-hmac-exp-and-other-weak-cryptographic-algorithms-in-kerberos.
BibTeX @misc{4ortxyz_rfc-6649-deprecate-des-rc4-hmac-exp-and-other-weak-cryptographic-algorithms-in-kerberos_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos}}, year = {2026}, url = {https://4ort.xyz/entity/rfc-6649-deprecate-des-rc4-hmac-exp-and-other-weak-cryptographic-algorithms-in-kerberos}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): RFC 6649: Deprecate DES, RC4-HMAC-EXP, and Other Weak Cryptographic Algorithms in Kerberos — https://4ort.xyz/entity/rfc-6649-deprecate-des-rc4-hmac-exp-and-other-weak-cryptographic-algorithms-in-kerberos (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/rfc-6649-deprecate-des-rc4-hmac-exp-and-other-weak-cryptographic-algorithms-in-kerberos · Last refreshed: