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Windows traditionally does not have a process to monitor NPS or any other RADIUS server. As with the Linux script, you will need a configuration file, and the eapol_test utility on Windows, which you can build directly yourself using the instructions in the the testing with eapol_test page. You can also download a copy here, which the eduroam UK team have built, code-signed and published for Windows. After downloading, you can right-click the executable, click Properties, and then examine the code signing certificate. It should be signed around March 21 2021.
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