David Chaum

American computer scientist and cryptographer
Person human Q1173973
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David Chaum

Summary

David Chaum is a human[1]. He was born on January 1, 1955[2]. He worked as a cryptographer[3], mathematician[4], computer scientist[5], and inventor[6]. He ranks in the top 0.72% of human entities by monthly Wikipedia readership (7 views/month, #7,163 of 1,000,298).[7]

Key Facts

  • David Chaum was born on January 1, 1955[2].
  • David Chaum was born on May 3, 1955[8].
  • David Chaum held citizenship in United States[9].
  • David Chaum worked as a cryptographer[3].
  • David Chaum's professions included mathematician[4].
  • David Chaum's professions included computer scientist[5].
  • David Chaum's professions included inventor[6].
  • David Chaum's education included a stint at University of California, Berkeley[10].
  • David Chaum's doctoral advisor was Bernard Marcel Mont-Reynaud[11].
  • David Chaum received the IACR Fellow[12].
  • David Chaum is recorded as male[13].
  • David Chaum's instance of is recorded as human[14].
  • David Chaum supervised J. Norbert Eelco Bos as a doctoral student[15].
  • David Chaum supervised Stefan Popoveniuc as a doctoral student[16].
  • David Chaum's Commons category is recorded as David Chaum[17].
  • David Chaum's residence is recorded as Sherman Oaks[18].
  • David Chaum's given name is recorded as David[19].
  • David Chaum's official website is recorded as http://www.chaum.com/[20].
  • David Chaum's participant in is recorded as Middle East and Africa Summit 2022[21].
  • David Chaum's name in native language is recorded as {'lang': 'en', 'text': 'David Lee Chaum'}[22].
  • David Chaum's Erdős number is recorded as {'amount': '+3'}[23].
  • David Chaum's maintained by WikiProject is recorded as WikiProject Mathematics[24].
  • David Chaum's social media followers is recorded as {'amount': '+7135'}[25].
  • David Chaum's social media followers is recorded as {'amount': '+6233'}[26].
  • David Chaum's social media followers is recorded as {'amount': '+11909'}[27].

Body

Origins and Family

Recorded date of birth include January 1, 1955[2] and May 3, 1955[8].

Education

David Chaum was educated at University of California, Berkeley[10]. His doctoral advisor was Bernard Marcel Mont-Reynaud[11].

Career and Affiliations

Recorded occupations include cryptographer[3], mathematician[4], computer scientist[5], and inventor[6]. Doctoral students include J. Norbert Eelco Bos[15] and Stefan Popoveniuc[16].

Recognition

David Chaum received the IACR Fellow[12].

Why It Matters

David Chaum ranks in the top 0.72% of human entities by monthly Wikipedia readership (7 views/month, #7,163 of 1,000,298).[7] He has Wikipedia articles in 10 language editions, a strong signal of global cultural recognition.[28] He is known by 12 alternative names across languages and contexts.[29]

He is credited with the discovery of blind signature[30]; ecash[31], a digital currency[32]; dining cryptographers problem[33], a mathematical problem[34]; and Group signature[35], a cryptographic primitive[36], founded in 1991[37].

FAQs

What did David Chaum do for work?

David Chaum worked as cryptographer[3], mathematician[4], computer scientist[5], and inventor[6].

Where did David Chaum go to school?

David Chaum was educated at University of California, Berkeley[10].

What awards did David Chaum receive?

Honors received include IACR Fellow[12].

What did David Chaum discover?

David Chaum is credited as discoverer of blind signature[30], ecash[31], dining cryptographers problem[33], and Group signature[35].

References

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

Direct Wikidata claims

  1. [13] ↑ . wikidata.org.
  2. [9] ↑ . wikidata.org.
  3. [14] ↑ . wikidata.org.
  4. [10] ↑ . wikidata.org.
  5. [3] ↑ . wikidata.org.
  6. [4] ↑ . wikidata.org.
  7. [5] ↑ . wikidata.org.
  8. [6] ↑ . Retrieved . wikidata.org.
  9. [12] ↑ . iacr.org. Retrieved . iacr.org. Provenance: wikidata.org.
  10. [11] ↑ . Mathematics Genealogy Project. wikidata.org.
  11. [15] ↑ . Mathematics Genealogy Project. wikidata.org.
  12. [16] ↑ . Mathematics Genealogy Project. wikidata.org.
  13. [17] ↑ . wikidata.org.
  14. [18] ↑ . wikidata.org.
  15. [2] ↑ . MAK. wikidata.org.
  16. [8] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . Middle East and Africa Summit 2022 - Speakers. wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [30] ↑ . wikidata.org. → on this site
  2. [31] ↑ . wikidata.org. → on this site
  3. [33] ↑ . wikidata.org. → on this site
  4. [35] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [32] ↑ . Wikidata. wikidata.org. → on this site
  2. [34] ↑ . Wikidata. wikidata.org. → on this site
  3. [36] ↑ . Wikidata. wikidata.org. → on this site
  4. [37] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [7] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . 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). David Chaum. Retrieved October 4, 2026, from https://4ort.xyz/entity/david-chaum
MLA “David Chaum.” 4ort.xyz Knowledge Graph, 4ort.xyz, 4 Oct. 2026, https://4ort.xyz/entity/david-chaum.
BibTeX @misc{4ortxyz_david-chaum_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{David Chaum}}, year = {2026}, url = {https://4ort.xyz/entity/david-chaum}, note = {Accessed: 2026-10-04}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): David Chaum — https://4ort.xyz/entity/david-chaum (retrieved 2026-10-04)

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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. 2d ago · Printstream · 2026-10-01 view diff on Wikidata ↗
    Freebase id → —
    Worldcat entities id → —
    Doctoral student → J. Norbert Eelco Bos, Stefan Popoveniuc
    Official website → http://www.chaum.com/
    + 77 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/57226|batch #57226]]: Import and prefer more precise dates from dewiki"
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