All Santander staff and millions of customers have data hacked BBC.comHackers offer to sell stolen Santander customer and staff details Financial Times30,000,000 Customers’ Data Allegedly Exposed and on Sale After Trillion-Dollar Bank Suffers Massive Data Breach: Report The Daily HodlShinyHunters claims Santander breach, selling data for 30M customers BleepingComputerSantander customers’ private data put up for sale for $2m by hackers The Guardian