https://devops-monk.com/tags/ldap/Recent content in Ldap on Devops MonkHugoen-usMon, 04 May 2026 00:00:00 +0000https://devops-monk.com/tutorials/spring-security/ldap-authentication/Mon, 04 May 2026 00:00:00 +0000https://devops-monk.com/tutorials/spring-security/ldap-authentication/LDAP in the Enterprise LDAP (Lightweight Directory Access Protocol) is the standard protocol for directory services. Microsoft Active Directory, OpenLDAP, and many other enterprise identity providers use LDAP. If your application must authenticate users from a corporate directory, LDAP integration is the path. sequenceDiagram participant Client participant SpringSecurity as Spring Security participant LDAP as LDAP / Active Directory Client->>SpringSecurity: POST /login {username, password} SpringSecurity->>LDAP: Bind as service account (manager DN) LDAP-->>SpringSecurity: Bind success SpringSecurity->>LDAP: Search for user:\n(uid=alice,ou=users,dc=example,dc=com) LDAP-->>SpringSecurity: User DN found SpringSecurity->>LDAP: Bind as user (verify password) LDAP-->>SpringSecurity: Bind success = password correct SpringSecurity->>LDAP: Search groups for user LDAP-->>SpringSecurity: Groups: [cn=developers, cn=devops] SpringSecurity->>SpringSecurity: Map groups to roles SpringSecurity-->>Client: Authentication success (ROLE_DEVELOPER, ROLE_DEVOPS) Dependencies <!