API Reference

Authorization

Authorization Service in OMNO Transaction API

The Authorization Service in the OMNO Transaction API is a fundamental building block of our system's security and user management functionality. This service is designed to provide secure and controlled access to the OMNO Transaction API endpoints.

Overview

The Authorization Service manages and verifies user identities and grants access tokens that authorize users to access specific API endpoints. This service employs the OAuth 2.0 protocol, a widely adopted industry standard for secure authorization.

Purpose

The primary function of the Authorization Service is to authenticate client applications and issue access tokens that authorize them to make requests to the OMNO Transaction API. Here are the primary use cases:

  • Access Control: The Authorization Service verifies the identity of the client application requesting the OMNO Transaction API and decides whether it is allowed to access the requested resources.
  • Identity Verification: The service checks the client_id and client_secret provided by the client application, validates them, and issues an access token.
  • Token Management: The service generates, issues, and manages access tokens for client applications. These tokens are used to authorize API requests.

How It Works

To use the OMNO Transaction API, your application must authenticate with the Authorization Service. Here's a step-by-step process:

  1. Client Credentials: Your application must have client_id and client_secret representing its identity. These credentials are issued when you register your application with OMNO.
  2. Authentication Request: Your application sends a request to the Authorization Service with its client_id and client_secret along with the grant_type set to client_credentials.
  3. Token Generation: The Authorization Service verifies the credentials; if they are valid, it issues an access token.
  4. Token Usage: The issued access token must be included in the Authorization header of all subsequent requests to the OMNO Transaction API. The receipt informs the API that the request comes from a verified and authorized application.

The access token is a string that represents authorization issued to the client. It's important to securely store and handle the access token as it grants access to the API resources.

Conclusion

The Authorization Service provides an essential layer of security for the OMNO Transaction API. It ensures that only authorized client applications can access the API, safeguarding your transaction data and providing a secure environment for online transactions.

By understanding how this service works, you can more effectively integrate with the OMNO Transaction API and develop secure applications. Handling all credentials and tokens securely is crucial, ensuring they are not exposed or accessible to unauthorized entities.