Jennie Formby issues warning to staff and announces internal investigation.
We're breaking down the basics of what to do, what not to do and why it matters.
The social media giant is facing a multibillion-dollar fine over its role in the Cambridge Analytica data scandal.
Five batches of email, each with 100 recipients, were affected.
The company has called in law enforcement to investigate.
20,000 shoppers may have had their personal information stolen.
'The term “fake news” has become ubiquitous over the past two years.'
Brittany Kaiser claims many more than 87 million users had their data compromised.
Facebook's in the firing line for the capture of 87-million customers' data. Here are five other companies that have faced similar breaches over the years:
Stolen info includes email addresses and user names.