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About 2020 LDAP channel binding and its impact on HES and TMEMS LDAP Synchronization Tool

    • Updated:
    • 14 Feb 2020
    • Product/Version:
    • Hosted Email Security All
    • Trend Micro Email Security All
    • Platform:
    • N/A
Summary

According to this Microsoft article, Microsoft will release a security update on Windows Update to enable LDAP channel binding and LDAP signing hardening changes.

This update will be available in March 2020, which affects all Microsoft Active Directory servers. Know the impact of this update on Hosted Email Security (HES) and Trend Micro Email Security (TMEMS).

Details
Public

Customers may not have chosen the option Use SSL when connecting to their Active Directory server, as shown below:

Use SSL

In such scenario, they would get an error similar below when they deploy the new patch of Microsoft on LDAP channel binding which would be released on March 2020.

Cannot establish connection

The solution is to enable Use SSL and then update the setting.

To update the setting:

  1. Double-click the existing entry.
  2. Tick the Use SSL checkbox.
  3. Click Update.

Once completed, the Active Directory Sync Tool should work well. This solution applies for HES and TMEMS.

Premium
Internal
Rating:
Category:
Configure
Solution Id:
000241974
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