The present disclosure involves a system. The system includes a computer memory storage module configured to store executable computer programming code. The system includes a computer processor module operatively coupled to the computer memory storage module. The computer processor module is configured to execute the computer programming code to perform the following operations: detecting, from a mobile electronic device, a request to engage in an activity electronically; receiving sensor data gathered by one or more sensors of the mobile electronic device; determining, based on the sensor data received from the mobile electronic device, whether the request to engage in the activity is authorized by a user of the mobile electronic device; and alerting the user if it has been determined that the request to engage in the activity is unauthorized.