Hackers can be heroes or villains depending on your perspective. Some want to fight the system while others are motivated by money, politics or boredom. In the wake of high-profile hacks and tragic terrorist attacks, politicians on all sides of the debate want to introduce tighter regulation on the internet. But will it work? In the Summer 2017 issue of BBC Focus magazine we talk to security experts and former hackers to find out - subscribe here.
Also in this issue:
Cassini will soon be smashing into Saturn, marking the end of its mission. We take a look at some of its biggest discoveries to date.
DIY science - make a liquid magnet, extract DNA from strawberries and create elephant toothpaste.
How to crush poker champions with maths
Experts reckon that antibiotic resistance could be one of the biggest threats to humankind. So what can we do about it?
Self driving cars can take much of the danger out of driving, but they also present us with new problems to solve. So what needs to be figured out before the autonomous vehicle technology gets the green light?