In February 2014, over 2,000 Tesco accounts with usernames, passwords and loyalty card balances appeared on Pastebin. Whilst the source of the breach is not clear, many confirmed the credentials were valid for Tesco and indeed they have a history of poor online security.
Accounts breached: 2239
Breached on: February 12, 2014
Exposed data: Email addresses, Passwords, and Reward program balances
Added on: February 13, 2014