Have I Been Pwned · JSON Structure

Hibp Breach Structure

Breach record structure as returned by the HIBP API.

Type: object Properties: 0
SecurityData BreachesPwned PasswordsIdentityThreat IntelligenceCredential Stuffing

Breach is a JSON Structure definition published by Have I Been Pwned. It conforms to the https://json-structure.org/schema meta-schema.

Meta-schema: https://json-structure.org/schema

JSON Structure

Raw ↑ 
{
  "$schema": "https://json-structure.org/schema",
  "$id": "https://haveibeenpwned.com/structures/breach.json",
  "name": "Breach",
  "type": "object",
  "description": "Breach record structure as returned by the HIBP API.",
  "fields": [
    { "name": "Name", "type": "string", "description": "Stable Pascal-cased identifier." },
    { "name": "Title", "type": "string" },
    { "name": "Domain", "type": "string" },
    { "name": "BreachDate", "type": "date" },
    { "name": "AddedDate", "type": "datetime" },
    { "name": "ModifiedDate", "type": "datetime" },
    { "name": "PwnCount", "type": "integer" },
    { "name": "Description", "type": "string", "format": "html" },
    { "name": "DataClasses", "type": "list[string]" },
    { "name": "IsVerified", "type": "boolean" },
    { "name": "IsFabricated", "type": "boolean" },
    { "name": "IsSensitive", "type": "boolean" },
    { "name": "IsRetired", "type": "boolean" },
    { "name": "IsSpamList", "type": "boolean" },
    { "name": "IsMalware", "type": "boolean" },
    { "name": "IsStealerLog", "type": "boolean" },
    { "name": "IsSubscriptionFree", "type": "boolean" },
    { "name": "LogoPath", "type": "uri" },
    { "name": "Attribution", "type": "string", "optional": true }
  ]
}

Work with this as data

Every JSON Structure here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for json structure

4 MCP tools reach this
  • find_json_structuresBrowse and filter every JSON Structure in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This JSON Structure 
curl "https://apis.io/api/v1/json-structures/hibp-breach-structure"
All json structure 
curl "https://apis.io/api/v1/json-structures?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.