Lloyds IT Glitch Exposed Data of Nearly 500,000 Banking Customers

A software defect introduced during an overnight system update at Lloyds Banking Group on 12 March exposed transaction details and personal information (including account details and national insurance numbers) of up to 447,936 customers across Lloyds, Halifax and Bank of Scotland mobile apps; approximately 114,182 customers clicked transactions that displayed other users' data. The bank reported the incident to regulators within required timeframes, paid £139,000 in compensation to 3,625 customers, stated there is no evidence of financial loss or fraud, and emphasized ongoing monitoring and regulator engagement.