Santander is the worst bank when it comes to protecting the online security of its customers, according to new research from consumer champions Which?
Which? investigated ten banks and building societies in July, with the help of security firm Pen Test Partners. Santander came bottom with a mark of 47%, while NatWest and RBS came top with an overall score of 76%.
Which? asked one customer from each bank to log into their current accounts using a test computer and perform a range of normal tasks.