A device for authorizing an online service during driving in a vehicle. Contents of an online service are authorized according to the vehicle state. The device includes an electronic control unit, a graphical output apparatus, and a communication interface. A system that includes the device and a server, which is not located in the vehicle and which is connected to the communication interface through a wireless connection for the exchange of data. A method, having the following steps: the vehicle state of the vehicle is detected. According to the vehicle state, it is checked if a requested online service or certain contents of a requested online service are authorized for display during driving. According to available or ascertainable data on the ability of the requested online service to be authorized during driving, the requested online service is either blocked or authorized in a limited or complete manner. The result is depicted on the graphical output apparatus.