Imagine what can be done with near-field communications. At a recent security conference it was shown how it is possible to download a harmless application that contains a Trojan horse that starts searching for credit cards in the area around the smartphone. Once it locates the card or cards, it will send a message to the attacker on his smartphone and transfer the data. Once the attacker has the data, he or she just needs to find a point of sale to complete the money transfer. Now take into account how often your wallet and your smartphone are close to each other, and the estimate that there will be over 500 million Near Field Communication payment users by 2019. I think most people can see how huge a problem this has the potential to be. Now stop and consider the other nefarious uses of near-field communication. Not just financial. Some companies also use near-field communications to track time so people can clock in and out of work. They are also used to allow access to secure areas instead of physical access control. In a recent Forbes article it was reported that a former US Navy petty officer had injected himself with a chip,