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Overview
Webz.io MCPs
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News, Blogs, Forums & Reviews APIs
News Search API
News Answers API
Firehose
Cyber API
Data Breaches API
Introduction
Quickstart
Natural Language Search
Search Scope
Search by Email
Filters
Record Data Fields
API Reference
Time Range
Endpoints & Authentication
Request Parameters
Response Format
Pagination
Breach Catalog
Errors, Rate Limits & Credits
Leaked Cookies API
Non-Human Identities (NHI) API
Domain Exposure API
News, Blogs, Forums & Reviews Archive
Web Content API (Deprecated)
Webz.io logo
MCPs
Overview
Webz.io MCPs
Start Here
News, Blogs, Forums & Reviews APIs
News Search API
News Answers API
Firehose
Cyber API
Data Breaches API
Introduction
Quickstart
Natural Language Search
Search Scope
Search by Email
Filters
Record Data Fields
API Reference
Time Range
Endpoints & Authentication
Request Parameters
Response Format
Pagination
Breach Catalog
Errors, Rate Limits & Credits
Leaked Cookies API
Non-Human Identities (NHI) API
Domain Exposure API
News, Blogs, Forums & Reviews Archive
Web Content API (Deprecated)
Webz.io DocumentationContact our team© 2026

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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