Amazon made headlines recently with Jeff Bezos’ statement that the company is testing drones for package deliveries. Knightscope is building a mobile security guard robot that may soon be monitoring school campuses. Advances in embedded software and robotics make for exciting new technologies.

Security is not just about preventing hacks. There is a larger aspect to consider: user privacy and how organizations handle collected user data. Privacy testing is still a niche field, but it is growing as users become more aware of protecting themselves and social networks gain popularity.

Coin is supposed to be a replacement for all the plastic in your wallet. It can store programmed information for eight credit, debit, or store loyalty cards. Sounds pretty convenient, right? However, experts warn the card might not keep your information secure, and it still has issues to work out.