To install Digipass Authentication for Citrix StoreFront you need:
OneSpan Authentication Server 3.22 or later
Citrix Authentication Service for Citrix StoreFront:
2411 (Windows Server 2022 and Server 2019 only)
2407 (Windows Server 2022 and Server 2019 only)
2402 LTSR
2203 LTSR
1912 LTSR (Windows Server 2019 and Server 2016 only)
The authentication service must be pre-installed and running on the target (installation) machine with one of the following operating systems:
Windows Server 2022
Windows Server 2019
Windows Server 2016
The user must have administration rights on the installation machine.