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Three types of online attack

 Cybercrime expert Mikko Hypponen talks us through three types of online attack on our privacy and data -- and only two are considered crimes. "Do we blindly trust any future government? Because any right we give away, we give away for good."

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

Privacy is implied. Privacy is not up for discussion.