---
updatedAt: 2026-07-07T22:28:54.000Z
agentTools:
  projectIndex: https://developer.trulioo.com/llms.txt
---

# Test Authentication

This method enables you to check if your credentials are valid. You will need to provide a valid token to ensure a successful response.

# OpenAPI definition

```json
{
  "openapi": "3.0.1",
  "info": {
    "title": "All Products",
    "version": "v3"
  },
  "servers": [
    {
      "url": "https://api.trulioo.com"
    }
  ],
  "paths": {
    "/v3/connection/testauthentication": {
      "get": {
        "tags": [
          "Connection"
        ],
        "summary": "Test Authentication",
        "description": "This method enables you to check if your credentials are valid. You will need to provide a valid token to ensure a successful response.",
        "responses": {
          "200": {
            "description": "Success",
            "content": {
              "application/json": {
                "schema": {
                  "type": "string"
                },
                "example": "Hello JoeNapoli_API_Demo"
              }
            }
          },
          "400": {
            "description": "Your request could not be processed, there should be more details in the response."
          },
          "401": {
            "description": "The token you provided is not valid or you are using an account that is not enabled."
          },
          "408": {
            "description": "The request took longer to process than we waited."
          },
          "415": {
            "description": "You asked for a media type that we do not support. You should request application/json in the Content-Type header."
          },
          "500": {
            "description": "An error happened on the server without a specific message."
          }
        }
      }
    }
  },
  "components": {
    "securitySchemes": {
      "Bearer": {
        "type": "http",
        "description": "JWT Authorization header",
        "scheme": "bearer",
        "bearerFormat": "JWT"
      }
    }
  },
  "security": [
    {
      "Bearer": []
    }
  ]
}
```