Device App User Authenticate

Endpoints Summary

Method Path Swagger POST /device_app_user_authenticate/ Swagger ↗

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The device_app_user_authenticateDevice App User Authentication endpoint provides secure user credential validation for deviceuser applicationsauthentication within thedevice GATE API system.applications. This authenticationendpoint mechanismvalidates username and password combinations and is specificallytypically designedused during login flows for mobile andor IoTdesktop devicesapplications that need to verifyauthenticate userusers credentialsagainst beforethe grantingGATE access to protected resources and functionality.system.

Base URL: https://gate.zequenze.com/api/v1

Authentication: All endpoints require a Bearer token:

Authorization: Bearer <your-api-token>

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Overview

The device_app_user_authenticateDevice App User Authenticate API category provides a single, focused endpoint for validating user credentials in device applications. This endpoint is designed to handle user authentication specificallyrequests for device-based applications such asfrom mobile apps, IoTdesktop devices,applications, and embedded systems. This endpoint serves as a secure gateway for validating user credentials before allowing access to device-specific features and protected resources.

Key Features:

Secure credential validation for device applications Token-based authentication flow Designed for mobile andor IoT devicedevices integration Returns validated user information upon successful authentication

Common Integration Scenarios:

Mobile application login flows IoT device user verification Embedded system access control Device-to-server authentication workflows

This authentication system is particularly useful when youthat need to verify user credentials fromagainst devicesthe thatGATE mayauthentication havesystem.

limited

This connectivityendpoint accepts user credentials (username and password) and validates them against the system's user database. It's commonly used in scenarios where applications need to authenticate users before granting access to protected resources or processingfunctionality. power,The providingendpoint afollows streamlinedsecure authentication processpractices optimizedand should be used over HTTPS connections to protect credential transmission.

Key features include:

Secure credential validation Support for username/password authentication Integration with device applications.applications RESTful API design for easy integration

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Endpoints

POST /device_app_user_authenticate/

Description: Validates user credentials provided by deviceaccepting applicationsa username and returnspassword combination and returning authentication status along with user information.results. This endpoint is specifically designed for mobile apps, IoT devices, and other clientdevice applications that need to authenticate users before accessinggranting access to protected resources.features or data.

Use Cases:

• Mobile app user login verificationscreens where users enter credentials

Desktop application authentication flows IoT device user authenticationvalidation before accessing device pairingfeatures EmbeddedSingle systemsign-on accessintegration controlfor validationdevice applications DeviceUser applicationcredential sessionverification initiationin embedded systems

Full URL Example:

https://gate.zequenze.com/api/v1/device_app_user_authenticate/

Parameters:

Parameter	Type	In	Required	Description
data	string	body	Yes	JSON string containing user authentication credentials (username and password)

Request Body Structure:Schema: The data parameter should contain a JSON object with the following structure:

{
  "username": "user@example.com"string (required)",
  "password": "securePassword123"string (required)"
}

cURL Example:

curl -X POST "https://gate.zequenze.com/api/v1/device_app_user_authenticate/" \
  -H "Authorization: Bearer YOUR_API_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "data"username": "{\john.doe@company.com",
    "username\password": ":\"user@example.com\",\"password\":\"securePassword123\"}SecurePassword123!"
  }'

Example Request Body:

{
  "username": "john.doe@company.com",
  "password": "SecurePassword123!"
}

Example Response (Success):

{
  "username": "user@example.john.doe@company.com",
  "password": "securePassword123",
  "authenticated": true,
  "user_id": 12345,
  "device_permissions": [
    "device_control",
    "data_access",
    "settings_modify"
  ],
  "session_token"access_token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...",
  "expires_at"token_expires": "2024-01-15T18:30:00Z",
  "user_profile": {
    "first_name": "John",
    "last_name": "Doe",
    "email": "john.doe@company.com",
    "role": "device_user",
    "permissions": ["device_access", "data_view"]
  }
}

Example Response (AuthenticationFailed Failed)Authentication):

{
  "username": "john.doe@company.com",
  "authenticated": false,
  "error": "Invalid credentials",
  "error_code": "AUTH_FAILED",
  "message": "The provided username or password is incorrect"
}

Response Codes:

Status	Description
201	SuccessCreated - UserAuthentication authenticatedsuccessful, successfullyuser credentials validated
400	Bad Request - Invalid data formatMissing or missinginvalid requiredusername/password fieldsformat
401	Unauthorized - Invalid API token or authentication failed
403422	ForbiddenUnprocessable Entity - UserValid accountrequest isformat disabledbut orauthentication restrictedfailed
429	Too Many Requests - Rate limit exceeded for authentication attempts
500	Internal Server Error - AuthenticationServer serviceerror unavailableduring authentication process

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Common Use Cases

Use Case 1: Mobile App Login Flow

IntegrateWhen userdeveloping authentication into youra mobile application bythat sendingrequires user credentialsauthentication, use this endpoint during the login flow. After users enter their credentials, send them to validate login attempts. Thethis endpoint returnsfor user informationvalidation and permissionsreceive that can be used to customize the app experience based on the authenticated user'san access level.token for subsequent API calls.

Use Case 2: IoT Device User PairingVerification

BeforeFor IoT devices with user interfaces, this endpoint can verify that users have valid credentials before allowing a useraccess to pairdevice withconfiguration or controlsensitive an IoT device, validate their credentials to ensure they have the necessary permissions. This is particularly useful for smart home devices, industrial sensors, or any connected device requiring user-specific access control.data.

Use Case 3: Desktop Application Authentication

Desktop applications can integrate this endpoint into their login screens to authenticate users against the centralized GATE user database, enabling consistent user management across platforms.

Use Case 4: Kiosk or Embedded System Access ControlLogin

UsePublic kiosks or embedded systems can use this endpoint to authenticate users attemptingbefore providing access to accesspersonalized embedded systems such as kiosks, industrial control panels,content or specializedrestricted hardware interfaces. The authentication ensures only authorized users can interact with critical systems.functionality.

Use Case 4:5: DeviceThird-Party Application Session ManagementIntegration

EstablishExternal authenticatedapplications integrating with the GATE system can use this endpoint to authenticate users and maintain consistent user sessions foracross devicemultiple applications by validating user credentials and receiving session tokens that can be used for subsequent API calls, maintaining secure communication throughout the user session.platforms.

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Best Practices

• Secure Credential Handling:Transmission: Always transmituse HTTPS when transmitting credentials overto HTTPSprotect andsensitive avoiduser storingdata passwordsduring inauthentication plainrequests.

  text

on client

Error devices.Handling: Consider implementing credential caching withImplement proper encryptionerror handling for offlinedifferent scenarios.response codes. Don't expose detailed error messages to end users that might reveal system information.

Rate Limiting: Awareness:Implement client-side rate limiting to prevent excessive authentication attempts, which could trigger server-side rate limits or security measures.

Token Management: Store received access tokens securely on the device and implement proper token refresh mechanisms when tokens expire.

Input Validation: Validate username and password format on the client side before sending requests to reduce unnecessary API calls and improve user experience.

Credential Security: Never log or store user passwords in plain text. Hash sensitive data and follow secure coding practices for credential handling.

Session Management: Implement proper session timeout handling and allow users to securely log out, invalidating their access tokens.

Retry Logic: Implement exponential backoff for failed authentication attempts to respecthandle temporary network issues gracefully while respecting rate limits and prevent account lockouts. Consider implementing client-side throttling for repeated authentication failures.

Token Management: Store and manage session tokens securely on the device. Implement automatic token refresh mechanisms and handle token expiration gracefully to maintain seamless user experience.

Error Handling: Provide clear, user-friendly error messages while avoiding exposing sensitive information. Implement proper error handling for network connectivity issues common in device applications.

Offline Considerations: For devices that may operate offline, consider implementing cached authentication with appropriate security measures, ensuring users can still access critical functionality when connectivity is limited.

Device-Specific Security: Implement additional security measures appropriate for your device type, such as biometric authentication on mobile devices or hardware-based security for IoT devices, using this endpoint as part of a multi-factor authentication flow.limits.