Active Directory returns AuthenticationNotSupportedException "The server requires binds to turn on integrity checking if SSL\TLS are not already active on the connection"

Solution Unverified - Updated -

Issue

  • Getting following error when using LDAP for authentication:

    LDAP: error code 8 - 00002028: LdapErr: DSID-0C090257, comment: The server requires binds to turn on integrity checking if SSL\TLS are not already active on the connection, data 0, v2580

    Or with ldapsearch

    ldap_bind: Strong(er) authentication required (8)
    additional info: 00002028: LdapErr: DSID-0C090257, comment: The server requires binds to turn on integrity checking if SSL\TLS are not already active on the connection, data 0, v2580

Environment

  • Red Hat JBoss Enterprise Application Platform (JBoss EAP)
    • 6
    • 7
  • other Java-based products performing LDAP searches
  • Microsoft Active Directory Lightweight Directory Service (AD)

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