Yahoo hack: user information stolen in breach of 1bn accounts

The latest incident to emerge – which happened in 2013 – is probably distinct from the breach of 500m user accounts in 2014Yahoo said on Wednesday it had discovered another major cyber attack, saying data from more than 1bn user accounts was compromised in August 2013, making it the largest such breach in history.The number of affected accounts was double the number implicated in a 2014 breach that the internet company disclosed in September and blamed on hackers working on behalf of