Lloyds Banking Group — owner of Bank of Scotland, Lloyds and Halifax — said on Thursday it was investigating ​the causes of a glitch ‌that allowed customers to see each other’s transactions online.

Lloyds Banking Group said: “We’re sorry that some customers experienced an issue viewing transactions in the app for a short time this morning.

“The issue was quickly resolved and we’re looking into what happened.”

Numerous media reports said that customers ​using the group’s apps were ​able to see other users’ transactions on ‌their ⁠accounts.

The UK’s Financial Conduct Authority, said: “We’re in contact with Lloyds Banking Group to understand what’s happened and how it’s being resolved.

“We expect firms to protect customer data and be able to respond to and quickly recover from disruptions.”