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Let's Encrypt

certificate authority launched in 2015
Organization certificate_authority Q18786919
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Let's Encrypt

Summary

Let's Encrypt is a certificate authority[1]. It draws 11,168 Wikipedia views per month (certificate_authority category, ranking #1 of 6).[2]

Key Facts

  • Let's Encrypt was a member of CA/Browser Forum[3].
  • Let's Encrypt is in the country of United States[4].
  • Let's Encrypt's instance of is recorded as certificate authority[5].
  • Let's Encrypt's instance of is recorded as nonprofit organization[6].
  • Let's Encrypt's founder is recorded as Electronic Frontier Foundation[7].
  • Let's Encrypt's founder is recorded as Mozilla Foundation[8].
  • Let's Encrypt's founder is recorded as University of Michigan[9].
  • Let's Encrypt's headquarters location is recorded as San Francisco[10].
  • Let's Encrypt's Commons category is recorded as Let's Encrypt[11].
  • Let's Encrypt's industry is recorded as cryptography[12].
  • November 18, 2014 marks the founding of Let's Encrypt[13].
  • Let's Encrypt's service entry is recorded as September 14, 2015[14].
  • Let's Encrypt's parent organization or unit is recorded as Internet Security Research Group[15].
  • Let's Encrypt's official website is recorded as https://lencr.org/[16].
  • Let's Encrypt's official website is recorded as https://letsencrypt.org/[17].
  • Let's Encrypt's sponsor is recorded as Netlify[18].
  • Let's Encrypt's sponsor is recorded as Q9661[19].
  • Let's Encrypt's sponsor is recorded as Cisco[20].
  • Let's Encrypt's sponsor is recorded as Electronic Frontier Foundation[21].
  • Let's Encrypt's sponsor is recorded as OVHcloud[22].
  • Let's Encrypt's sponsor is recorded as Google Chrome[23].
  • Let's Encrypt's sponsor is recorded as Internet Society[24].
  • Let's Encrypt's sponsor is recorded as Meta[25].
  • Let's Encrypt's sponsor is recorded as Amazon Web Services[26].
  • Let's Encrypt's sponsor is recorded as IdenTrust[27].

Body

Founding

Founders include Electronic Frontier Foundation[7], Mozilla Foundation[8], and University of Michigan[9]. November 18, 2014 marks the founding of Let's Encrypt[13].

Operations

Let's Encrypt's headquarters location is recorded as San Francisco[10]. Its parent organization or unit is recorded as Internet Security Research Group[15].

Industry

Let's Encrypt's industry is recorded as cryptography[12].

Ownership

Let's Encrypt's product or material produced is recorded as X.509[28].

Why It Matters

Let's Encrypt draws 11,168 Wikipedia views per month (certificate_authority category, ranking #1 of 6).[2] It has Wikipedia articles in 18 language editions, a strong signal of global cultural recognition.[29] It is known by 9 alternative names across languages and contexts.[30]

Related Entities

Amazon Web Services Cisco cryptography GitHub IBM Meta Peter Eckersley Red Hat Shopify United States VMware Wix.com YunoHost Zendesk

References

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

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [6] ↑ . wikidata.org.
  4. [7] ↑ . wikidata.org.
  5. [8] ↑ . wikidata.org.
  6. [9] ↑ . wikidata.org.
  7. [10] ↑ . wikidata.org.
  8. [11] ↑ . wikidata.org.
  9. [12] ↑ . wikidata.org.
  10. [3] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . 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.
  26. [28] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [29] ↑ . Wikidata sitelinks. wikidata.org.
  3. [30] ↑ . 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). Let's Encrypt. Retrieved October 2, 2026, from https://4ort.xyz/entity/let-s-encrypt
MLA “Let's Encrypt.” 4ort.xyz Knowledge Graph, 4ort.xyz, 2 Oct. 2026, https://4ort.xyz/entity/let-s-encrypt.
BibTeX @misc{4ortxyz_let-s-encrypt_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Let's Encrypt}}, year = {2026}, url = {https://4ort.xyz/entity/let-s-encrypt}, note = {Accessed: 2026-10-02}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Let's Encrypt — https://4ort.xyz/entity/let-s-encrypt (retrieved 2026-10-02)

Canonical URL: https://4ort.xyz/entity/let-s-encrypt · 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. 11d ago · Spiral6800 · 2026-09-22 view diff on Wikidata ↗
    P14655 → lets-encrypt, abetterinternetorg
    "/* wbsetclaim-create:1||1 */ [[Property:P14655]]: lets-encrypt, Matched to #mix'n'match [[:toollabs:mix-n-match/#/entry/300158966|Let's Encrypt (#300158966)]] for {{P|14655}}"
  2. 14w ago · Spiral6800 · 2026-06-21 view diff on Wikidata ↗
    Icannwiki page id → Let’s_Encrypt, Let's_Encrypt
    "/* wbsetclaim-update:2||1|1 */ [[Property:P12521]]: Let's_Encrypt"
  3. 15w ago · Spiral6800 · 2026-06-20 view diff on Wikidata ↗
    Icannwiki page id → Let’s_Encrypt, Let's_Encrypt
    "/* wbsetclaim-create:1||1 */ [[Property:P12521]]: Let’s_Encrypt, Matched to [[:toollabs:mix-n-match/#/entry/294325706|Let’s Encrypt (#294325706)]] in [[:toollabs:mix-n-match/#/catalog/8064|ICANNWiki]]"
  4. 15w ago · Spiral6800 · 2026-06-20 view diff on Wikidata ↗
    Icannwiki page id → Let’s_Encrypt, Let's_Encrypt
    "/* wbremoveclaims-remove:1| */ [[Property:P12521]]: Let's_Encrypt"
  5. 15w ago · Spiral6800 · 2026-06-20 view diff on Wikidata ↗
    Headquarters location → San Francisco
    Member of → —
    Member of → CA/Browser Forum
    Country → United States
    + 26 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:1||1 */ [[Property:P12521]]: Let's_Encrypt, Matched to [[:toollabs:mix-n-match/#/entry/294325704|Let's Encrypt (#294325704)]] in [[:toollabs:mix-n-match/#/catalog/8064|ICANNWiki]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.