The internet community has derided proposals by Andy Burnham, the culture secretary, to introduce age ratings for websites - with one blogger "kidnapping" the MP's online identity in protest.

Mike Butcher, who blogs about technology and start-up businesses at Techcrunch, has claimed username "andyburnham" at Twitter, the short-form blogging service. He said it was a move to educate Mr Burnham on some essential truths of the internet.