API Security

OAuth 2.0 Scopes: Best Practices for API Security

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Illustration showing OAuth 2.0 scopes and secure API access control in a modern digital environment

In the previous lesson, OAuth 2.0: A Secure Framework for Modern Applications, we explored how OAuth 2.0 improves security by allowing users (resource owners) to delegate specific permissions to third-party applications (clients) without sharing their passwords. But how do we determine what resources a client can access and what actions they’re allowed to perform?That’s where …

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OAuth 2.0: A Secure Framework for Modern Applications

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OAuth 2 Introduction

Every day, millions of people use apps and services that rely on OAuth 2.0 to access their data—whether it’s a fitness app syncing with a smartwatch, a payment app connecting to a bank, or a photo editor fetching pictures from cloud storage. This seamless integration is convenient, but it also raises an important question: how can apps access …

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