The open catalogue of data breaches
A structured, searchable reference of documented data breaches: dates, affected organisations, record volumes, exposed data classes and public sources.
Features
Structured records
Every breach: date, actor, volume, classes, sensitivity, verification status.
Filters & search
Slice by year, data class, sector or severity — works on phone and tablet.
Statistics
Trends by year and data class, ready for research.
Source references
Each entry links to the original public disclosure.
How it works
Pick a filter
Year, sector, data class or severity.
Study the table
Sorted, paginated, exportable results.
Check exposure
Found a relevant breach? Check your identifiers.
FAQ
Does the archive contain stolen data?
No — metadata about breaches, never the breached records.
Can I cite it in research?
Yes, every entry carries stable references to primary public sources.
Is the archive free?
Browsing and statistics are free; exports and the API are paid.
Research exposure like a pro
Create an account to unlock filters, exports and the research API.
Browse the archive