When GitLab users can’t authenticate via LDAP, the problem is usually a configuration or network issue. This guide walks through a diagnostic table, step‑by‑step checks, fixes, and escalation paths for GitLab 13‑16.
Step-by-step guide to installing Yunohost apps (Nextcloud, Gitea) with automatic LDAP single sign-on: prerequisites, install command, what the installer configures, verification checks, and recovery options.
Move Dovecot authentication from local files to LDAP with a step‑by‑step guide. Learn how to configure the ldap_passwd scheme, secure credentials, enable caching, and verify the setup in production.
Learn how Yunohost’s manifest‑driven app packaging provisions users, nginx, databases and SSO integration with a single command, and what limits to watch for.
Mattermost LDAP centralizes identity, but a wrong base DN or bind credential can lock users out. Learn a safe configuration, attribute mapping, and verification path.
Configure Forgejo to use LDAP for authentication: prerequisites, UI and file‑based setup, validation steps, troubleshooting, and rollback. Get a clear, practical guide to centralize Forgejo logins with your directory.
Configure Mattermost to use LDAP for secure authentication. Create a service account, map attributes, test the connection, and sync users. Learn how to handle large directories, avoid lockout, and verify the setup with audit logs.