Trend Micro released patch 1531 for its Worry-Free Business Security 10 for Windows security solution on March 29, 2019. It fixes some bugs in TM WFBS 10.
German blog reader Tom B. informed me about it by e-mail (thanks), and German site administrator.de also has this post. According to the release notes, only bugs are fixed:
2.1 Enhancements =================================================================== There are no enhancements for this patch release. 2.2 Resolved Known Issues =================================================================== This patch resolves the following issues: Issue 1: (SEG-45016)(SEG-44437) Microsoft(TM) Office(TM) and Google Chrome may stop unexpectedly on some protected computers. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Solution 1: This patch updates the Worry-Free Business Security drivers to prevent this issue. ------------------------------------------------------------------- Issue 2: (SEG-46028) Users do not receive violation notifications. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Solution 2: This patch ensures that users receive violation notifications normally. ------------------------------------------------------------------- Issue 3: (SEG-45547) The Security Server Master Service stops unexpectedly while saving information in the database if the information is in the wrong format. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Solution 3: This patch improves the error-handling mechanism to enable the Master Service to handle this scenario. ------------------------------------------------------------------- Issue 4: (SEG-40213) The Security Agent receives invalid authentication requests from the Security Server. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Solution 4: This patch resolves the issue by updating the encrypt function on the Security Server. -------------------------------------------------------------------
You can download the file WFBS_100_WIN_ALL_Patch_1531.exe here via the tab Product Patch.