It’s a digital jungle out there. 2016 has seen the world’s biggest data thefts yet, with billions affected by major hacks of Yahoo, Tumblr, and LinkedIn. The most significant security breach was at Yahoo: The Internet giant revealed two serious attacks that compromised over a billion accounts. Increasingly, corporate sites are having to admit that they lack security guarantees, with hackers even allegedly affecting the U.S. election. This means regular users may need to alter their current online behavior, changing passwords frequently or using several levels of authentication.