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Data Breaches API
Introduction
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Search Scope
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API Reference
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Endpoints & Authentication
Request Parameters
Response Format
Pagination
Breach Catalog
Errors, Rate Limits & Credits
News, Blogs, Forums & Reviews Archive
Web Content API (Deprecated)
Webz.io logo
Overview
Start Here
News, Blogs, Forums & Reviews APIs
News Search API
Firehose
Cyber API
Data Breaches API
Introduction
Quickstart
Search Scope
Filters
Record Data Fields
API Reference
Time Range
Endpoints & Authentication
Request Parameters
Response Format
Pagination
Breach Catalog
Errors, Rate Limits & Credits
News, Blogs, Forums & Reviews Archive
Web Content API (Deprecated)

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Breach Catalog

The Breach Catalog lists known breaches you can then search one at a time with breach_uuid.

Endpoint

GET

https://api.webz.io/breachCatalog?token=YOUR_TOKEN&query=linkedin&page=0&size=50

Parameters

ParameterDescription
tokenYour API token. Required.
queryFree-text search over breach names. Omit to list all.
pageZero-based page number. Default 0.
sizeResults per page, 1-100. Default 100.

Response

json
{
  "breaches": [
    {
      "breachName": "Example Leak 2023",
      "breachDate": "2023-04-12T00:00:00Z",
      "crawlDate": "2023-05-01T00:00:00Z",
      "compromisedAssets": [
        "emails",
        "passwords"
      ],
      "uuid": "0a1b2c3d4e5f60718293a4b5c6d7e8f901234567",
      "total": 152340
    }
  ],
  "total": 1
}
FieldDescription
breaches[].breachNameName of the breach.
breaches[].breachDateWhen the breach occurred.
breaches[].crawlDateWhen Webz.io collected it.
breaches[].compromisedAssetsAsset types exposed in the breach.
breaches[].uuid40-char hex id. Pass it as breach_uuid to /breaches (with a domain or email scope).
breaches[].totalNumber of records in the breach.
totalTotal breaches matching query.

Each Breach Catalog call counts against your search credits.

Last updated: July 5, 2026
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