Hacker Claims Access to Private Data on 400 Million Twitter Accounts

Ireland's Data Protection Commission (DPC) says it "will examine Twitter's compliance with data-protection law in relation to that security issue" after a hacker claimed to have private details linked to more than 400 million accounts. The hacker, "Ryushi", is demanding $200,000 (£166,000) to hand over the data - reported to include that of some celebrities - and delete it.

• Read the article: BBC