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Data breach

Meta's 2018 security breach leaked data from 29 million Facebook accounts

First reported · Last reported · 9 related reports

A 2018 security breach at Meta leaked information from 29 million Facebook accounts. The victims included about 3 million users in the European Union. In December 2024, Meta was fined 251 million euros in connection with the incident.

Key facts

Affected organization
Meta
Incident type
Data breach
Occurred / detected
Not confirmed
Scale of damage
Information from 29 million Facebook accounts leaked
Cause / method
Security breach
Location
Other countries

If your data was exposed

  1. Don’t tap links in texts, calls or emails that mention this incident and offer compensation, refunds or breach checks. Check directly on the organization’s official website or app.

Timeline

  1. It was reported that Meta had been fined in Europe over a 2018 data breach.
  2. It was reported that the fine amounted to 251 million euros and that the breach had affected 29 million accounts.

9 related reports

The summary and key facts are written by AI from related reports and may contain errors. Check the original articles and the organization’s official statements for accurate details.