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OVD 11g ODSM Adapter to AD Fails with: LDAP error8 occurred trying to authenticate as <user to host:port> Strong Authentication Required | ldap_bind: The server requires binds to turn on integrity checking if SSL\TLS are not already active... (Doc ID 2017420.1)

Last updated on APRIL 26, 2021

Applies to:

Oracle Virtual Directory - Version and later
Information in this document applies to any platform.


Oracle Virtual Directory (OVD) 11g.

Trying to connect OVD to Microsoft (MS) Active Directory (AD) LDAP backend in Oracle Directory Services Manager (ODSM) returns:

(x) Error
LDAP error8 occurred trying to authenticate as
Strong Authentication Required

Testing a command line ldapbind directly to AD fails:


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