Embodiments of the present invention disclose a method, computer system, and a computer program product for vehicle software security associated with a vehicle. The present invention may include collecting vehicle data from the vehicle. The present invention may also include collecting mobile device data from an authorized mobile device associated with an authorized operator. The present invention may then include comparing the collected vehicle data with the collected mobile device data. The present invention may further include determining that the collected vehicle data does not match the collected mobile device data. The present invention may include also sending an alert message to a security control application based on determining that the collected vehicle data does not match the collected mobile device data.