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Authorization - C# Corner

Home
Topics

Authorization

144 posts about Authorization

7 Authentication Concepts Every Developer Should Know: From Basic Auth to OAuth2 and OIDC

Sagar Rane

Sagar Rane

16dPublished Aug 22, 2026, 8:02 AMUpdated Aug 24, 2026, 11:38 AM

264

Testing AI Agents Against Unauthorized Data Access

Nidhi Sharma

27dPublished Aug 12, 2026, 8:26 AMUpdated Aug 13, 2026, 10:56 AM

307

Building Secure and Scalable Multi-Tenant SaaS Applications with .NET and Angular

Jignesh Prajapati

Jignesh Prajapati

28dPublished Aug 11, 2026, 9:47 AMUpdated Aug 12, 2026, 9:05 AM

374

Securing MCP Parameter Headers at Enterprise Gateways

Nidhi Sharma

28dPublished Aug 11, 2026, 7:07 AMUpdated Aug 12, 2026, 7:33 AM

353

Building Capability-Based Security for AI Tool Plugins

Saurav Kumar

Saurav Kumar

29dPublished Aug 11, 2026, 7:14 AMUpdated Aug 11, 2026, 10:34 AM

2.6k

MCP Security Best Practices: Authentication, Authorization, and Secure Tooling

Niharika Gupta

Niharika Gupta

1moPublished Jul 24, 2026, 6:09 AMUpdated Jul 24, 2026, 9:50 AM

1.7k

JWT Session 13: Add ASP.NET Core Identity Roles to JWT Authentication

Ajay Narkhedkar

Ajay Narkhedkar

1moPublished Jul 19, 2026, 9:47 AMUpdated Jul 23, 2026, 10:45 AM

251

OAuth 2.1 in ASP.NET Core Explained

Niharika Gupta

Niharika Gupta

1moPublished Jul 22, 2026, 6:28 AMUpdated Jul 22, 2026, 7:47 AM

3.2k

Securing ASP.NET Core APIs with Microsoft Entra ID Authentication

Niharika Gupta

Niharika Gupta

1moPublished Jul 21, 2026, 4:51 AMUpdated Jul 21, 2026, 9:34 AM

1.9k

Open Policy Agent (OPA) Tutorial: Implementing Policy as Code Across Cloud-Native Systems

Riya Patel

Riya Patel

1moPublished Jul 15, 2026, 6:13 AMUpdated Jul 16, 2026, 8:52 AM

405

Secure AI APIs in ASP.NET Core with Token-Based Authorization and Rate Limiting

Nidhi Sharma

1moPublished Jul 14, 2026, 4:12 AMUpdated Jul 15, 2026, 6:19 AM

365

SpiceDB Explained: Implementing Fine-Grained Authorization at Scale

Nidhi Sharma

2moPublished Jul 9, 2026, 6:21 AMUpdated Jul 9, 2026, 11:15 AM

449

Validating and Authorizing JWTs in a Serverless Multi-Agent RAG Backend

Tuhin Paul

Tuhin Paul

2moPublished Jul 3, 2026, 6:28 PMUpdated Jul 7, 2026, 11:33 AM

315

Access Token vs Refresh Token: A Simple Explanation (and the Interview Questions That Trip People Up)

Sudarshan Hajare

Sudarshan Hajare

2moPublished Jun 26, 2026, 4:29 AMUpdated Jun 26, 2026, 11:41 AM

711

How to Implement OAuth 2.0 Authorization Code Flow Step by Step

Riya Patel

Riya Patel

4moPublished May 4, 2026, 12:29 PMUpdated May 5, 2026, 11:09 AM

896

What is Middleware in ASP.NET Core

Nidhi Sharma

4moPublished Apr 23, 2026, 12:21 PMUpdated Apr 23, 2026, 12:34 PM

539

What is JSON Web Token (JWT) structure and how to validate it?

Niharika Gupta

Niharika Gupta

4moPublished Apr 22, 2026, 9:04 AMUpdated Apr 22, 2026, 12:27 PM

592

How to Implement Role-Based Access Control (RBAC) in Web Applications

Saurav Kumar

Saurav Kumar

4moPublished Apr 14, 2026, 5:20 AMUpdated Apr 14, 2026, 12:26 PM

661

How do I handle authentication and authorization in a gRPC service in ASP.NET Core?

Aarav Patel

Aarav Patel

4moPublished Apr 10, 2026, 5:32 AMUpdated Apr 13, 2026, 5:51 AM

860

Beginner's Guide: Authentication & Authorization in Modern Applications

Mariem Moalla

Mariem Moalla

5moPublished Mar 27, 2026, 6:25 AMUpdated Mar 31, 2026, 9:54 AM

911

What is OAuth 2.0 and How Does It Work in Modern Applications?

Saurav Kumar

Saurav Kumar

5moPublished Mar 25, 2026, 5:29 AMUpdated Mar 25, 2026, 11:39 AM

785

Authentication and Authorization using JWT [JSON Web Token]

Sagar Rane

Sagar Rane

6moPublished Mar 9, 2026, 1:29 PMUpdated Mar 10, 2026, 4:10 AM

1.4k

The Future of Authorization, RBAC + ABAC + PBAC

Nagaraj M

Nagaraj M

6moPublished Mar 9, 2026, 11:34 AMUpdated Mar 9, 2026, 11:57 AM

1.1k

How to implement secure authentication and authorization in APIs?

Riya Patel

Riya Patel

6moPublished Mar 9, 2026, 5:22 AMUpdated Mar 9, 2026, 6:29 AM

1.9k

What Are the Best Practices for Securing APIs in Cloud-Native Applications?

Riya Patel

Riya Patel

6moPublished Mar 6, 2026, 5:33 AMUpdated Mar 6, 2026, 11:57 AM

824

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Related topics

Authentication API security JWT web security system design JSON Web Token Access Token OpenID Connect Token Based Authentication SSO Single Sign-On OAuth2