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Lightweight Directory Access Protocol

computer network protocol
CreativeWork computer_network_protocol Q188816
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Summary

Lightweight Directory Access Protocol is a computer network protocol[1]. It ranks in the top 8% of computer network protocol entities by monthly Wikipedia readership (4,669 views/month).[2]

Key Facts

  • Instance of: URI scheme[3]
  • Has use: directory service[4]
  • Described by source: RFC 4510: Lightweight Directory Access Protocol (LDAP): Technical Specification Road Map[5], RFC 1487: X.500 Lightweight Directory Access Protocol[6], RFC 1777: Lightweight Directory Access Protocol[7], RFC 3494: Lightweight Directory Access Protocol version 2 (LDAPv2) to Historic Status[8], RFC 1959: An LDAP URL Format[9], RFC 2255: The LDAP URL Format[10], RFC 4516: Lightweight Directory Access Protocol (LDAP): Uniform Resource Locator[11], RFC 3377: Lightweight Directory Access Protocol (v3): Technical Specification[12], RFC 2251: Lightweight Directory Access Protocol (v3)[13], RFC 2252: Lightweight Directory Access Protocol (v3): Attribute Syntax Definitions[14], RFC 2253: Lightweight Directory Access Protocol (v3): UTF-8 String Representation of Distinguished Names[15], RFC 2254: The String Representation of LDAP Search Filters[16], RFC 2256: A Summary of the X.500(96) User Schema for use with LDAPv3[17], RFC 2829: Authentication Methods for LDAP[18]
  • Standards body: Internet Engineering Task Force[19]
  • Stack Exchange tag: https://stackoverflow.com/tags/ldap[20]
  • Port: 389[21]
  • Short name: LDAP[22]
  • Derivative work: Lightweight Directory Access Protocol over TLS/SSL[23]
  • OSI Model layer location: application layer[24]

Body

Cultural Impact

Things named for Lightweight Directory Access Protocol include phpLDAPadmin[25], a free software[26].

Why It Matters

Lightweight Directory Access Protocol has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[27] It is known by 31 alternative names across languages and contexts.[28]

Entities named for it include phpLDAPadmin[25], a free software[26].

Related Entities

DavMail Wengyik Yeong

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.
  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.

Inverse relationships (entities pointing at this one)

  1. [25] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [26] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [27] ↑ . Wikidata sitelinks. wikidata.org.
  3. [28] ↑ . 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). Lightweight Directory Access Protocol. Retrieved October 14, 2026, from https://4ort.xyz/entity/lightweight-directory-access-protocol
MLA “Lightweight Directory Access Protocol.” 4ort.xyz Knowledge Graph, 4ort.xyz, 14 Oct. 2026, https://4ort.xyz/entity/lightweight-directory-access-protocol.
BibTeX @misc{4ortxyz_lightweight-directory-access-protocol_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Lightweight Directory Access Protocol}}, year = {2026}, url = {https://4ort.xyz/entity/lightweight-directory-access-protocol}, note = {Accessed: 2026-10-14}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Lightweight Directory Access Protocol — https://4ort.xyz/entity/lightweight-directory-access-protocol (retrieved 2026-10-14)

Canonical URL: https://4ort.xyz/entity/lightweight-directory-access-protocol · 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. 27d ago · DiscreetParrot · 2026-09-17 view diff on Wikidata ↗
    Instance of → computer network protocol, URI scheme
    "/* wbsetclaim-create:2||1 */ Instance of: URI scheme"
  2. 16w ago · Spiral6800 · 2026-06-19 view diff on Wikidata ↗
    Icannwiki page id → Lightweight_Directory_Access_Protocol
    "/* wbsetclaim-create:1||1 */ Icannwiki page id: Lightweight_Directory_Access_Protocol, Matched to [[:toollabs:mix-n-match/#/entry/294325732|Lightweight Directory Access Protocol (#294325732)]] in [["
  3. 18w ago · HelloImSteven · 2026-06-10 view diff on Wikidata ↗
    Foldoc id → Lightweight+Directory+Access+Protocol, LDAP
    "/* wbsetclaim-create:1||1 */ Foldoc id: LDAP, import FOLDOC ID ([[:toollabs:editgroups/b/wikibase-cli/9aef88c707e54/|details]])"
  4. 20w ago · Twofivesixbot bot · 2026-05-24 view diff on Wikidata ↗
    Standards body → Internet Engineering Task Force
    Derivative work → Lightweight Directory Access Protocol over TLS/SSL
    Instance of → computer network protocol, URI scheme
    Port → {'amount': '+389'}, {'amount': '+389'}
    + 5 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|3 */ National library of israel j9u id: 987007551837305171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.