Twitter: Hackers steal 250,000 users' passwords

(London Telegraph) A quarter of a million Twitter users may have had their passwords and email addresses stolen by hackers, the social networking site has warned.

The security breach is one of the biggest to ever affect Twitter, which has 200 million active users, and highlights growing concerns over the danger of so-called cyber attacks.

Twitter said it had warned all the users who had their passwords stolen, and reset them to stop further risk.