A system and non-transitory computer-readable storage medium for authenticating votes or transactions received from a mobile device comprising a computer programmed with a set of computer-readable instructions and a database accessed by mobile device reading a durable computer readable medium stored in a computer server or mobile communications device module, the database comprising a registered geographical location and corresponding postal mail delivery address, means to receive a vote in an election or a transaction over a wireless carrier network, means to determine geographical location of a device which transmitted the transaction over the wireless network comprising cell tower triangulation or Assisted-GPS and means to reject vote or transaction if geographical location of the device which transmitted the vote or transaction is not within a predetermined distance range from the geographical location for the registered postal mail delivery address latitude or longitude coordinates embodied and executable in a physical medium.