Behind the Logon

LDAP signing enforcement in Windows Server 2025 is changing how applications connect to Active Directory. In Part 2 of our LDAP Signing series, we show you how to identify unsigned binds, enable NTDS logging, and interpret LDAP event IDs to prepare for a smooth upgrade.

From Windows Server 2025, unsigned LDAP traffic will no longer be allowed — and that could break business-critical apps if you’re not prepared. In Part 1 of our two-part #IdFriday series, we explain what’s changing, why it matters, and the new policy settings every IT team should know about.