Thousands of customer cards have been blocked after Tesco Bank's fraud system detected suspicious activity, reported HuffPost Business. Concerned account holders took to social media to alert Tesco. Others reported losing funds and being on hold for hours.
Tesco issued a statement on Sunday (Nov. 6) morning: “Yesterday, our fraud prevention systems identified suspicious activity on a number of accounts. As a precautionary measure, we have blocked some customer cards and have contacted affected customers via text message to notify them.” Tesco has urged customers who believe they may have been affected to contact them immediately.
Tesco Bank holds 7.8 million customer accounts. There is no word yet as to a specific source or cause of the suspicious activity.