What is LDAP in Cybersecurity?

Identity & AccessLDAP
ByDecipherU Editorial
Version 1.0 · Published April 2026 · Last verified April 2026

LDAP (Lightweight Directory Access Protocol) is an open protocol for querying and modifying directory services over TCP/IP. It organizes entries in a tree structure using distinguished names. LDAP is the standard protocol for communicating with directory servers, including Active Directory and OpenLDAP.

Why LDAP Matters for Your Cybersecurity Career

LDAP injection is an OWASP-recognized vulnerability. Penetration testers query LDAP to enumerate users, groups, and service accounts. Security engineers configure LDAP binds and TLS settings. Understanding LDAP is essential for anyone working with enterprise identity infrastructure.

Which Cybersecurity Roles Use LDAP?

Related Cybersecurity Terms

Related Cybersecurity Certifications

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Where LDAP is used across DecipherU

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LDAP (Lightweight Directory Access Protocol) is an open protocol for querying and modifying directory services over TCP/IP. It organizes entries in a tree structure using distinguished names. LDAP is the standard protocol for communicating with directory servers, including Active Directory and OpenLDAP.

LDAP injection is an OWASP-recognized vulnerability. Penetration testers query LDAP to enumerate users, groups, and service accounts. Security engineers configure LDAP binds and TLS settings. Understanding LDAP is essential for anyone working with enterprise identity infrastructure.

Cybersecurity professionals who work with LDAP include Penetration Tester, Security Engineer, SOC Analyst. These roles apply LDAP knowledge within the Identity & Access domain.

Last verified: April 2026?Report an inaccuracy

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