usb token rest api 4
https://future-wiki.win/index.php/How_to_Choose_a_Windows_Code_Signing_Tool_That_Works_with_Your_USB_Token
A USB token REST API lets you tap into a hardware security key over HTTP, so your app can sign data or verify identities without wrestling with drivers. You send a request, the token does the crypto, and you get a response—pretty handy for two-factor auth or document signing. It's like giving your software a direct line to that little USB stick.