Q&A: UK filters on legal pornography

Britons will have to make a choice about whether their net connection is filtered

Prime Minister David Cameron has announced that UK internet service providers (ISPs) will be putting pornography filters on domestic internet connections.

The speech is the culmination of a long campaign by the government to get ISPs to impose default filters for adult and sensitive subjects. But what will the changes mean in practice?

What does the government want ISPs to do?

Who will be affected by this?

What filtering system are ISPs using?

What happens if a customer wants to change what is blocked?

How will this change the web browsing experience?

Net savvy children may be able to get round the filters, warn critics

Why is the government doing this?

Does anyone oppose the call for filtering?