Contrary to what you might have experienced as Aiden Pierce in Watch Dogs, hacking isn’t easy. In fact, trying to log in to someone else’s computer to compromise their files is practically impossible without the right set of tools. Fortunately (or perhaps unfortunately, depending on who you’re asking) security researchers have discovered a bug in several Linux distributions that makes taking over an entire system as easy as striking the backspace key 28 times.
Source: Want to hack a Linux computer? Just hit backspace 28 times