| 13.1°C Belfast

Video: Yahoo cyber attack - The biggest data breaches in history

Yahoo has said it believes hackers stole personal data from more than one billion user accounts as part of a cyber attack that occurred in 2013.

The tech giant says the personal data affected included "names, email addresses, telephone numbers, dates of birth, hashed passwords", as well as security questions and answers, but the company claimed financial information had not been compromised.

Most Watched Videos