If the default port of the remote proxy is unavailable, you must change the web port so Security Center can connect to it. Before you begin Install a remote proxy on the server that hosts the cabinets. Procedure On the server that hosts remote proxy, open Windows Services. Stop the Genetec Key Systems Proxy service. In Windows, open the Genetec Key Systems Proxy installation folder. By default, this is found in C:\Program Files (x86)\Security Center Plugins\Key Systems Proxy. Open the appsettings.json file. Find the kestrel section. By default, it is displayed as follows: Code "Kestrel": { "Endpoints": { "Https": { "Url": "https://+:8901" "Certificate": { "Store": "My" "Location": "LocalMachine", "Subject": "localhost" In the Url property, enter the desired port. Save and close the file. Start the Genetec Key Systems Proxy service. Parent topic: Connecting the Key Systems Security Asset Manager plugin to a remote proxy