{
  "aid": "duo.com:main-2.0",
  "name": "Duo Auth API",
  "type": "Index",
  "description": "The Duo Auth API (by Cisco Duo) lets you integrate two-factor authentication into your application. It supports pre-authentication checks, second-factor authentication (push, passcode, phone, SMS), user enrollment, and server health checks. Requests are signed using HMAC-SHA1.",
  "url": "https://raw.githubusercontent.com/jentic/jentic-public-apis/refs/heads/main/apis/openapi/duo.com/main/2.0/apis.json",
  "tags": [
    "duo.com",
    "main"
  ],
  "created": "2026-03-29",
  "modified": "2026-03-29",
  "specificationVersion": "0.19",
  "access": "3rd-Party",
  "maintainers": [
    {
      "FN": "Jentic",
      "X-github": "jentic",
      "url": "https://github.com/jentic"
    }
  ],
  "apis": [
    {
      "aid": "duo.com:main-2.0",
      "name": "Duo Auth API",
      "description": "The Duo Auth API (by Cisco Duo) lets you integrate two-factor authentication into your application. It supports pre-authentication checks, second-factor authentication (push, passcode, phone, SMS), user enrollment, and server health checks. Requests are signed using HMAC-SHA1.",
      "image": "",
      "baseURL": "https://{api_hostname}",
      "humanURL": "https://github.com/jentic/jentic-public-apis/tree/main/apis/openapi/duo.com/main/2.0",
      "version": "2.0",
      "tags": [
        "duo.com",
        "main"
      ],
      "properties": [
        {
          "type": "OpenAPI",
          "name": "OpenAPI definition",
          "url": "https://raw.githubusercontent.com/jentic/jentic-public-apis/refs/heads/main/apis/openapi/duo.com/main/2.0/openapi.json",
          "mediaType": "application/openapi+json"
        },
        {
          "type": "GitHubRepo",
          "url": "https://github.com/jentic/jentic-public-apis/tree/main/apis/openapi/duo.com/main/2.0"
        }
      ],
      "contact": [
        {
          "FN": "Duo Security (Cisco)",
          "url": "https://duo.com/docs/authapi"
        }
      ]
    }
  ]
}