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OpenAPI Specification
openapi: 3.2.0
info:
title: Duo Admin Bulk API
description: The Duo Admin API provides programmatic access to the administrative functionality of Duo Security for managing users, groups, phones, hardware tokens, WebAuthn credentials, integrations, and bypass codes. Requests are authenticated using HMAC-SHA1 signed HTTP Basic credentials derived from your integration key and secret key.
version: v1
contact:
name: Duo Security
url: https://duo.com/docs/adminapi
x-provenance:
method: derived
authored_by: API Evangelist
derived_on: '2026-08-19'
first_party: false
provider_published: false
source: Modelled from the provider's public HTML documentation.
note: 'Not published by the provider. Probed 2026-08-19: no anonymously fetchable first-party contract. api.duosecurity.com answers 200 with an identical 130,977-byte HTML shell for invented paths — a soft 404, not a spec.'
servers:
- url: https://api-XXXXXXXX.duosecurity.com
description: Duo Admin API host (replace XXXXXXXX with your tenant identifier)
security:
- basicAuth: []
tags:
- name: Bulk
description: Batched operations
paths:
/admin/v1/bulk:
post:
operationId: bulkOperations
summary: Bulk operations
description: Performs a list of operations serially (max 50 ops).
tags:
- Bulk
responses:
'200':
description: Bulk results
components:
securitySchemes:
basicAuth:
type: http
scheme: basic
description: HTTP Basic with HMAC-SHA1 signed credentials (integration key as user, signed signature as password).
externalDocs:
description: Duo Admin API Documentation
url: https://duo.com/docs/adminapi