A new law will seek to cover a loophole which means that paedophiles who ask children to send them explicit selfies online could face up to two years on prison.
It comes as part of a raft of new measures unveiled by the government today as part of an international crackdown tackling child sexual exploitation.
Schools, parents, children and the government all have to play a role in tackling the problem of how to stay safe online, the Prime Minister has said.
Asked whether the internet posed the "biggest threat" to children today, he also revealed he uses filters in his own home to help block inappropriate material.
Prime Minister David Cameron has announced a raft of new measures to tackle child sexual exploitation but how effective will they be?
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New laws will seek to cover a loophole which can allow online paedophiles to request explicit selfie pictures from children