Authenticated device assisted user authentication includes detecting, by an authenticated device, a proximate device, wherein a user of the authenticated device is currently authenticated to access a restricted-access function of the authenticated device. The method includes performing, by the authenticated device, an intent determination for the user with respect to a restricted-access function of the proximate device. The method includes in response to the intent determination indicating an intent to access the restricted-access function of the proximate device, performing, by the authenticated device, authentication assistance for the user with respect to the proximate device.