The USB token REST API lets you integrate hardware authentication into your own apps by sending simple HTTP requests. Instead of wrestling with drivers or proprietary SDKs, you call endpoints to sign data, verify identities, or manage certificates stored on the token. It's handy for adding a second factor to login flows or securing document workflows without forcing users into clunky browser plugins. The whole thing feels like a bridge between old-school crypto security and modern cloud develop… usb token rest api