Personal information of up to 500 million guests may have been accessed from the Starwood database - Which? shares what personal information it's believed hackers accessed and explains your rights when there's a data breach.
Approximately 2.7 million Uber user accounts in the UK were accessed in a cyber attack in 2016, which Uber did not initially report. Which? explains your rights when there's a data breach and what to do to safeguard yourself from scammers.
Some 10m personal data records could be breached, Dixons Carphone has revealed. Know your rights if your data is compromised and how to stay safe online.
Protect your personal data online from criminals and fraudsters hacking your account.
Dixons Carphone confirms data breach that gave hackers access to 5.9 million card payment details and 1.2 million personal data records.
A new Which? report reveals many consumers feel powerless over their personal data and says there should be clearer information about how it's being used.
A Which? investigation reveals that personal data is readily available on the public internet, which could made you an easier target for criminals.
We explain the 10 main changes that give you more control over your data, the way companies handle it and your rights when they misbehave.
Facebook users are concerned about how personal data is handled but feel powerless to protect it - Which? explains your rights and how to manage data
Manage what information and data you share with Facebook and learn what it knows about you.