Microsoft Internet Information Services (IIS) 10 Requirement for New Security Features

FlexNet Manager Suite version 2025 R1

As part of ongoing penetration testing and security enhancements, FlexNet Manager Suite has introduced new security features that are supported exclusively on IIS 10.

If you are using an earlier version of IIS, please remove the following section from your web.config file under Path C:\Program Files (x86)\Flexera Software\FlexNet Manager Platform\Importers:

<security>
<requestFiltering removeServerHeader="true">
<!-- This value is in bytes -->
<requestLimits maxAllowedContentLength="524288000" />
</requestFiltering>
</security>