diff --git a/LDAP.md b/LDAP.md
new file mode 100644
index 0000000..29c39f2
--- /dev/null
+++ b/LDAP.md
@@ -0,0 +1,3 @@
+The images tagged with "-ldap" contain all the necessary dependencies to authenticate against an LDAP or Active Directory server.
+The default configuration `ldap_config.py` is prepared for use with an Active Directory server.
+Custom values can be injected using environment variables, similar to the main configuration mechanisms.
\ No newline at end of file