We’ll find a way as there is TLS, SSL, SASL… I can even imagine poor mans LDAPS over SSH…
EDIT: Found this one, was the solution for FreeNAS, maybe helps us here too: FreeNAS and TLS not enabled in samba RE-SOLVED!
Configuring LDAP over SSL (LDAPS) on a Samba AD DC - SambaWiki
Chapter 46. LDAP and Transport Layer Security
That’s the challenge.
Me too.