12
Jun
In modern web and mobile applications, securing communication between clients and servers is critical. Tokens play a significant role in this process, especially in authentication and authorisation mechanisms. Among these tokens, Access Tokens, Refresh Tokens, and ID Tokens are the most commonly used. This article explores their differences, purposes, and how they work together to provide secure and efficient access control. 1. Access Tokens Purpose: Access Tokens are primarily used to authorise access to protected resources or APIs. When a user logs into an application, the application requests an Access Token from an authorisation server (like OAuth 2.0). This token…