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Breach occurred 2014-02-12Verifiedtesco.com
What happened
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.
Data exposed
Frequently asked questions
The Tesco data breach occurred on February 12, 2014. It was added to Have I Been Pwned's breach catalog on February 13, 2014.
2,239 accounts were affected by the Tesco data breach, according to Have I Been Pwned's records.
The Tesco breach exposed the following data types: Email addresses, Passwords, Reward program balances.
Yes. Have I Been Pwned has verified the Tesco breach, meaning there's confirmed evidence the exposed data is genuine and tied to real accounts.
Use KazaSec's free Email Breach Checker (/tools/breach-check) to check whether a specific email address has surfaced in the Tesco breach, or any other known breach — the tool never stores what you search.
Our free Email Breach Checker tells you whether a specific email address has surfaced in this breach — or any other known breach — without ever storing what you search.
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