Announcement: New Knowledge Base

4 June 2020: We are pleased to announce the launch of a new Knowledge Base, Changelogs for Business Security Products, where you can find more details, such as bugfixes or new features, about the most recent releases of our business-related products.

F-Secure publishes a hotfix for E-mail and Server Security 10.00-10.01

F-Secure has published a hotfix for ESS 10.00-10.01. It fixes an issue with File Type Recognition (FTR) engine. It was treating short text mail attachments as command or script files.


This hotfix replaces the ftrlib.dll file located in Anti-Virus for Microsoft Exchange folder by stopping the blocking services (IISAdmin (on Ex2003), Exchange Transport (Ex2007/10/13), and Information Store(all)). Services are restarted upon finishing.


To download the hotfix files, visit the product download page.


For more detailed information, refer to the release notes.


Feel free to ask questions about this hotfix in this thread.

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