What is Duende IdentityServer?
Duende IdentityServer is a comprehensive identity and access management framework specifically designed for .NET developers. It provides a secure, flexible, and standards-compliant solution for implementing OpenID Connect and OAuth 2.1 protocols in ASP.NET applications. The framework allows developers to maintain complete control over their user interface, user experience, business logic, and data while ensuring robust security compliance.
The platform supports various deployment options including on-premises, cloud, VPN, Windows, Linux, Docker, and Kubernetes environments. It implements over a dozen protocols and standards from recognized organizations like the OpenID Foundation and IETF working groups, making it suitable for enterprise-level identity management requirements across different application modernization scenarios.
Features
- Standards Compliance: Implements OpenID Connect and OAuth 2.1 protocols with certification
- Flexible Deployment: Supports on-premises, cloud, VPN, Windows, Linux, Docker, and Kubernetes hosting
- Full Control: Complete customization of UI, UX, business logic, and data management
- Protocol Support: Implements over a dozen protocols from OpenID Foundation and IETF standards
- Backend for Frontend Security: Secures SPAs and Blazor WASM apps without browser token storage
Use Cases
- Federation Broker & Identity Orchestration
- Control-Centric Identity Infrastructure
- Compliance & Security-Ready Identity Management
- Application Modernization with Secure Authentication
- Secure MCP Implementation
- Enterprise Identity and Access Management Systems
