Fighting viruses, defending the net

As global online access expands, computer security expert Mikko Hypponen asks: What's the next killer virus, and will the world be able to cope with it?

To comment on this video or anything else you have seen on Future, head over to our Facebook page or message us on Twitter.

[Computer viruses] switch from one country to another, from one jurisdiction to another — moving around the world, using the fact that we don't have the capability to globally police operations like this. So the internet is as if someone [had] given free plane tickets to all the online criminals of the world.