Everyone watches the LDAP 389/636 front door; the ADWS 9389 side door is open and unwatched

ADWS: enumerating Active Directory through the back door

Almost all Active Directory enumeration goes through LDAP (389/636), which is precisely the most watched channel in the domain. ADWS is a side door on port 9389 that accepts the same LDAP queries but is barely monitored. How it works under the hood, why its OPSEC is so good, and why it isn’t invisible.

June 18, 2026 · 14 min · 2825 words · j0su