September 2025
Version 3.13.4
September 30, 2025
Enhancements
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Replaced the authentication method for accessing Exchange Web Services (EWS) when the mailbox is hosted in Microsoft Exchange Online. This update is in response to Microsoft turning off legacy Exchange Online tokens and ensures the web add-in will work as expected.
Fixes
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Fixed issue with Unicode characters not being displayed correctly in alert messages and tooltips.
November 2024
Version 3.13.3
November 11, 2024
Enhancements
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Confirmed support for Windows Server 2022.
Fixes
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Added AppDomains elements to the ClassifierMail.xml manifest file that points to your Classifier Mail Add-in website. If you see an error in the console logs that the domain is not trusted, you must update and re-deploy the manifest file that has your AppDomains values.
November 2023
Version 3.13.2
November 3, 2023
Enhancements
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Updated to common Classifier components.
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Confirmed support for Windows Server 2022.
Fixes
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Fixed issue with reply/forwards failing due to message size. See the “Exchange Web Services” section in the Classifier Mail Add-in Installation Guide for more information.
April 2022
Version 3.13.1
April 29, 2022
New Features
- Support “Message Body Length” condition type for the Classifier Mail Add-in for OWA.
August 2021
Version 3.13.0
August 2021
New Features
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Closed Network support
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Rule conditions (Originator email address only)
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Clearance Masking based on Dynamic Clearances (Originator email address only)
October 2020
Version 3.10.2
October 2020
New Features
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Allow Classifier Add-in for OWA to work via Proxy connection.