If you saw a preview of yourself on your broadcast window, it is more than likely your computer has been broadcasting your webcam.

But if you didn’t allow your camera to be accessed, there is a chance that there was no image / video sent to Chaturbate.

If you don’t wish to have your webcam to be accessed by everyone you can enable a password on your profile.  This way only the ones that have your password can access your webcam.

Find this setting in: Settings & Privacy > Password required for others to view your cam: