Every public data breach

44 disclosed this week · 26,355 on record

Tesco

Disclosed Feb 13, 20142,239 accountsUnverified

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 .

What is known

People affected2,239 (accounts in the leaked data, per Have I Been Pwned)
DisclosedFeb 13, 2014
HappenedFeb 12, 2014
AttackNot stated
Data exposedEmailsPasswords
SectorTech
StatusUnverified: not yet confirmed by an official notice, a filing or the organization
Check your emailHave I Been Pwned

Sources

Notices filed

History of this record
Added2026-09-25
First recordedby backfillSource

First seen 2026-09-25 (Have I Been Pwned). Record counts are as reported. Not legal advice.

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