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Uh... you can't "flash firmware" via USB HID. WebUSB in fact does not allow raw access to arbitrary devices, it works with specific defined protocols.
by ajross 2y ago
Uh... you can't "flash firmware" via USB HID. WebUSB in fact does not allow raw access to arbitrary devices, it works with specific defined protocols.
- tetris11 2y agoSorry, you're right. I guess it allows you to just change settings. Still, its unclear what those settings constitute, and how easily a keylogger could be embedded there.
- ajross 2y agoQMK is open source keyboard firmware. Obviously yes, you can install a keylogger. You can't download one via a web app.