An embodiment of the present invention improves traffic safety in the field of aviation and in the field of shipping, and also in road traffic. In at least one embodiment, a method achieves this by determining at specified intervals a current position and a current direction, retrieving geographical description data for at least one exclusion zone or one danger area from a control center and from this data, by way of a warning condition, issuing at least one warning message, provided the warning condition has been fulfilled. In at least one embodiment, the warning condition is selected in such a way that intrusion into the at least one exclusion zone or one danger area can be securely prevented by way of an appropriate counter maneuver.