Co-op crisis deepens as it admits UK customer data stolen in cyberattack - up to 20 million people possibly affected, here's what we know

Co-op store UK.

The effects of the recent cyberattack against Co-op could be much more damaging than previously thought after the apparent hackers boasted of stealing huge amounts of company data, including customer information.

The "DragonForce" hackers contacted the BBC, sharing screenshots of their communication with the company, where they claim to have stolen "customer database, and Co-op member card data".