HSBC said around 275,000 payments had been affected by a glitch in the way it processes payments from business customers.
Young father Daniele Polito has been confirmed as the sixth victim of the Shoreham air crash.
Mr Polito, 23, was travelling with friend Matt Jones in his silver BMW at the time of the crash last Saturday.
Marina Polito confirmed her brother's death on Facebook as she posted a heartfelt tribute.
"I miss you loads already little (big) bro! Keep making people smile, love you always," she wrote.
Police have arrested 27 people on suspicion of illegally entering the UK after stopping a lorry at Cobham Services in Surrey.
Surrey Police's road division said the driver of the lorry was also arrested.
A police spokesperson told ITV News:
A fourth suspect has been arrested in connection with a lorry that was found abandoned in Austria with 71 bodies inside.
Hungarian police confirmed that three Bulgarians and one Afghan citizen had been arrested.
Italian police have detained 10 people on suspicion of multiple homicide in connection with migrants found dead in the hold of a boat off Libya during a rescue operation on Wednesday.