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SHA-2

set of cryptographic hash functions designed by the NSA
class technical_standard Q1968605
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SHA-2

Summary

SHA-2 is a technical standard[1]. SHA-2 ranks in the top 3% of technical_standard entities by monthly Wikipedia readership (3,712 views/month).[2]

Key Facts

  • SHA-2's instance of is recorded as technical standard[3].
  • SHA-2's instance of is recorded as class[4].
  • SHA-2 followed Q13414952[5].
  • SHA-2 was followed by SHA-3[6].
  • SHA-2 is a type of cryptographic hash function[7].
  • SHA-2 is a type of technical standard[8].
  • SHA-2 comprises Q110651361[9].
  • SHA-2 comprises SHA-512/224[10].
  • SHA-2 comprises SHA-512/256[11].
  • SHA-2 comprises SHA-224[12].
  • SHA-2 comprises SHA-384[13].
  • SHA-2 comprises SHA-512[14].
  • 2002 marks the founding of SHA-2[15].
  • SHA-2's described by source is recorded as RFC 4634: US Secure Hash Algorithms (SHA and HMAC-SHA)[16].
  • SHA-2's described by source is recorded as RFC 6234: US Secure Hash Algorithms (SHA and SHA-based HMAC and HKDF)[17].

Why It Matters

SHA-2 ranks in the top 3% of technical_standard entities by monthly Wikipedia readership (3,712 views/month).[2] SHA-2 has Wikipedia articles in 19 language editions, a strong signal of global cultural recognition.[18] SHA-2 is known by 38 alternative names across languages and contexts.[19]

Related Entities

cryptographic hash function SHA-224 SHA-3 SHA-384 SHA-512 SHA-512/224 SHA-512/256

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] ↑ . 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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [18] ↑ . Wikidata sitelinks. wikidata.org.
  3. [19] ↑ . 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). SHA-2. Retrieved October 1, 2026, from https://4ort.xyz/entity/sha-2
MLA “SHA-2.” 4ort.xyz Knowledge Graph, 4ort.xyz, 1 Oct. 2026, https://4ort.xyz/entity/sha-2.
BibTeX @misc{4ortxyz_sha-2_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{SHA-2}}, year = {2026}, url = {https://4ort.xyz/entity/sha-2}, note = {Accessed: 2026-10-01}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): SHA-2 — https://4ort.xyz/entity/sha-2 (retrieved 2026-10-01)

Canonical URL: https://4ort.xyz/entity/sha-2 · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 25d ago · VGMaintenanceBot bot · 2026-09-08 view diff on Wikidata ↗
    Microsoft academic id (discontinued) → —
    Freebase id → —
    Subclass of → —
    Github topic → sha-2
    + 23 other properties edited (see Wikidata diff for full list)
    "/* wbsetqualifier-add:1| */ [[Property:P9675]]: 9060, Add qualifier to Rosetta Code page ID `SHA-256`"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.