Hudson Rock

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1. updated seen Sep 17, 2026 · issue 077

   Hudson Rock Cavalier API adds supply-chain risk views, company/account management, and six new search endpoints including PC-name and advanced search.⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠

   • Adds Supply Chain Risks capability to surface infostealer exposure across third-party vendor relationships.⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
   • Adds Company Management functionality for organising and administering monitored companies.
   • Adds a Company Search endpoint for querying companies within the Cavalier dataset.
   • Adds an Account Management endpoint for programmatic control of account resources.
   • Adds a Search by Term endpoint for free-text querying across infostealer records.

   +5 more show less

   • Adds a Search Data Field to extend query filtering options across existing search surfaces.
   • Adds a Search by PC Name endpoint to look up infostealer-compromised machines by hostname.
   • Adds a Subdomain Filtering feature to scope company and domain searches to specific subdomains.
   • Adds an Advanced Search endpoint for compound, multi-criteria infostealer queries.
   • Adds a Directory Tree field exposing filesystem path data from infostealer-collected machine telemetry.

   10 details in Everything

2. { New } - Company Search Endpoint seen Jul 23, 2026 · issue 023

   Hudson Rock adds a new Company Search endpoint to its API.

3. { New } - Search by PC Name Endpoint seen Jul 23, 2026 · issue 023

   Hudson Rock adds a Search by PC Name endpoint to query compromised credentials tied to a specific machine.

   └──▷ TRY IT
   Query Hudson Rock's API to check whether a specific machine name appears in compromised-credentials data.
   copy

   $ curl "https://cavalier.hudsonrock.com/api/json/v2/osint-tools/search-by-computer-name?computer_name=DESKTOP-ABC123" -H "api-key: <your-api-key>"

   • New API endpoint enables searching the compromised-credentials database by PC name to identify infected machines.

   1 detail in Everything

4. { New } - Search by Term Endpoint seen Jul 23, 2026 · issue 023

   Hudson Rock adds a new Search by Term endpoint to its API.

5. { New } - Subdomain Filtering Feature seen Jul 23, 2026 · issue 023

   Hudson Rock adds subdomain filtering to narrow infostealer data queries by subdomain.

   • Adds subdomain filtering capability to scope intelligence queries to specific subdomains.

   1 detail in Everything

6. { New} - Directory Tree Field seen Jul 23, 2026 · issue 023

   Hudson Rock adds a Directory Tree field to expose file system structure from infostealer compromises.

7. { New } - Supply Chain Risks Jun 3, 2026 · release notes

   Adds POST /json/v3/search-by-domain/supply-chain-risks endpoint to discover third-party partner exposure from compromised credentials.

   └──▷ TRY IT
   Discover third-party partners exposed via credential compromises for a specific domain, sorted by company size.
   copy

   $ curl -X POST https://api.hudsonrock.com/json/v3/search-by-domain/supply-chain-risks \
     -H "Content-Type: application/json" \
     -d '{
       "domain": "example.com",
       "sort_by": "size",
       "limit": 50
     }'

   • POST /json/v3/search-by-domain/supply-chain-risks allows paginated discovery of third-party partner services exposed via compromised credentials for a given domain.
   • Supports domain, page, limit, and sort_by request fields to filter and rank partners by size, occurrence, or name.

   2 details in Everything

8. { New } - Company Management May 7, 2026 · release notes

   New Company Management API endpoints for adding and removing companies via REST

   └──▷ TRY IT
   Create a new company named AcmeCorp with specific monitored domains
   copy

   $ curl -X POST https://api.hudsonrock.com/json/v3/companies \
     -H 'Content-Type: application/json' \
     -H 'api-key: YOUR_API_KEY' \
     -d '{
       "name": "AcmeCorp",
       "domains": ["acmecorp.com", "www.acmecorp.com"]
     }'

   Add external domains to an existing company for expanded monitoring coverage
   copy

   $ curl -X POST https://api.hudsonrock.com/json/v3/companies/COMPANY_ID/assets \
     -H 'Content-Type: application/json' \
     -H 'api-key: YOUR_API_KEY' \
     -d '{
       "external_domains": ["partner1.com", "partner2.net"]
     }'

   • Adds POST /json/v3/companies endpoint to create new companies with domains, APKs, or external domains
   • Adds DELETE /json/v3/companies/{companyId} endpoint to remove a company by ID
   • Adds POST /json/v3/companies/{companyId}/assets endpoint to add domains, APKs, and/or external domains to an existing company
   • Adds DELETE /json/v3/companies/{companyId}/assets endpoint to remove assets from a company

   4 details in Everything

9. { New } - Account Management Endpoint Jan 6, 2026 · release notes

   Hudson Rock adds GET /my-account endpoint for self-service account info, permissions, and asset discovery

   └──▷ TRY IT
   Retrieve your current API permissions and associated companies to plan integrations or audit access levels.
   copy

   $ curl --request GET --url https://api.hudsonrock.com/json/v3/my-account --header 'accept: application/json' --header 'api-key: <API_KEY>'

   • Adds GET /json/v3/my-account endpoint to retrieve user name, email, companies, domains, alert_emails, date_created, and categorized permissions.
   • Provides new API surface for permission auditing, account verification, company ID discovery, and integration planning.

   2 details in Everything

10. { New } - Company Search Endpoint Jan 6, 2026 · release notes

    Adds POST /search-by-company endpoint for enterprise-focused digital asset compromise searches

    └──▷ TRY IT
    Scan a specific company's digital assets for keywords indicating potential compromise in third-party services.
    copy

    $ curl --request POST \
         --url https://api.hudsonrock.com/json/v3/search-by-company \
         --header 'accept: application/json' \
         --header 'api-key: <API_KEY>' \
         --header 'content-type: application/json' \
         --data '{
           "company_id": "695cebd77ef1529e2862efea",
           "company_asset_types": ["domains", "external_domains"],
           "keywords": ["admin", "portal"],
           "types": ["employees"],
           "subdomains": ["auth", "vpn"],
           "sort_by": "date_compromised"
         }'

    Retrieve the company ID required to scope future search-by-company queries.
    copy

    $ curl --request GET \
         --url https://api.hudsonrock.com/json/v3/my-account \
         --header 'accept: application/json' \
         --header 'api-key: <API_KEY>'

    • Added POST /json/v3/search-by-company endpoint for targeted compromise searches across corporate domains, mobile apps (APKs), and third-party services
    • New company_id prerequisite via GET /my-account to scope search results to specific enterprise portfolios

    2 details in Everything

11. { New } - Search by PC Name Endpoint Dec 8, 2025 · release notes

    Adds /json/v3/search-by-pc endpoint for threat hunting by machine name

    • New endpoint /json/v3/search-by-pc enables asset-based threat hunting and infrastructure security monitoring by searching for compromises via computer/machine names.
    • The endpoint supports up to 50 computer names per request, accepts case-insensitive matching, and allows filtering by credential types (employees, users, third_parties) and domains.

    2 details in Everything

12. { New } - Search Data Field Dec 8, 2025 · release notes

    Adds search_data to the additional_fields array in the API for browsing history insights.

    • Added search_data field (string) to the additional_fields array in the /json/v3/search-by-domain API response, exposing search queries, engines, and timestamps from compromised devices.

    1 detail in Everything

13. { New } - Search by Term Endpoint Dec 8, 2025 · release notes

    Adds POST /json/v3/search-by-term endpoint to query compromised browser history for specific search terms

    └──▷ TRY IT
    Query recent compromised machines for specific suspicious search queries to initiate threat hunting or incident response.
    copy

    $ curl --request POST \
         --url https://api.hudsonrock.com/json/v3/search-by-term \
         --header 'accept: application/json' \
         --header 'api-key: <API_KEY>' \
         --header 'content-type: application/json' \
         --data '{"search_terms": ["malware removal", "vpn bypass"], "start_date": "2024-01-01T00:00:00Z", "sort_by": "date_compromised", "sort_direction": "desc"}'

14. { New } - Subdomain Filtering Feature Nov 27, 2025 · release notes

    Adds subdomains parameter to /search-by-domain endpoint for precise subdomain filtering.

    • Limits request to maximum 5 subdomains per call

    1 detail in Everything

15. { New } - Advanced Search Endpoint Sep 10, 2025 · release notes

    New POST /advanced-search endpoint for multi-filter compromise intelligence queries with pagination

    • Adds POST /advanced-search endpoint for advanced compromise intelligence queries using multiple filters.
    • Supports domain, employee/user count, and date range filters (min_employees_compromised, max_users_compromised, etc.).
    • Enables enrichment filtering by company size, industry (147+), and country (247).

    3 details in Everything

16. { New} - Directory Tree Field Aug 12, 2025 · release notes

    Hudson Rock API adds dir_tree to additional_fields for directory tree visibility