M&S says customer data stolen in cyber attack / M&S says customers' personal data taken by hackers / What should M&S customers do after criminals stole personal data in huge attack? / Cyber experts issue urgent advice to M&S customers after data breach / M&S says some customer information taken in cyber attack / M&S issues cyberattack update to customers after 'personal information' stolen / M&S admits customer data was stolen by hackers in cyber attack / What is a sim-swap? How you could be targeted by the fraud used to hack M&S / M&S customers can get instant PS5 for bringing 1 item to store / Cyber attack on M&S should be 'wake-up call', minister warns