Tesco
tesco.com
About This Breach
Tesco experienced a breach in 2014 that resulted in the suspension of online customer accounts. The details of approximately 2,000 users, including passwords, were posted online.
Data Exposed
Breach Details
| Breach Type | Data Breach |
| Searchable | Yes |
| Verified | Yes |
| Sensitive Data | No |
| Reference | https://www.theguardian.com/business/2021/oct/25/tesco-website-app-back-online-hack-track-deliveries (opens in new tab) |
Frequently Asked Questions
When did the Tesco data breach happen?
Tesco was breached in Feb 2014. The breach was added to the XposedOrNot index on November 8, 2023.
How many records were exposed in the Tesco breach?
2,240 records were exposed, making it the #762 largest of the 763 breaches in our index.
What data was exposed in the Tesco breach?
The exposed data includes: Email addresses, Passwords.
What should I do if I was affected by the Tesco breach?
Change your password on the affected service (and anywhere you reused it), turn on two-factor authentication, and set up free breach alerts on XposedOrNot so you know the moment your email appears in a new breach.
More Miscellaneous Breaches
What Should You Do?
Change Your Passwords
Update your password immediately, using 12+ characters with numbers and symbols.
Enable Two-Factor Authentication
Add 2FA on all supported accounts using an authenticator app like Google Authenticator or Authy.
Monitor Your Accounts
Set up login alerts and review account activity regularly for suspicious access.
Use a Password Manager
Never reuse passwords: use a password manager to generate unique ones for each account.