Microsoft's solution requires an (near) infrared camera and will not accept a regular USB camera, though. But it does seem to rely on simple facial recognition

Microsoft's solution requires an (near) infrared camera and will not accept a regular USB camera, though. But it does seem to rely on simple facial recognition rather than building a depth map. The main use of the near infrared seems to be to work around lighting issues and simple spoofing though. https://docs.microsoft.com/en-us/windows-hardware/design/device-experiences/windows-hello-face-authentication https://docs.microsoft.com/en-us/windows-hardware/design/dev...