Tesco Bank attack's knock-on effects could be severe

As well as a possible fine for a security breach, the retail giant could face intervention from a range of regulatorsTesco Bank’s chief executive Benny Higgins isn’t paid £2.2m a year (plus fabulous taxi expenses) on a whim. He commands a banker’s princely pay packet because the supermarket chain intends to be big in banking.Expanding in financial services is a sensible strategy if, like Tesco, you think you have three factors in your favour. First, your brand enjoys grea