A set of skills focused on helping agents build Duende IdentityServer solutions.
Install
npx skills add DuendeSoftware/duende-skillsgh skill install DuendeSoftware/duende-skillsgit clone --depth 1 https://github.com/DuendeSoftware/duende-skillsSkills in this collection
- Aspnetcore AuthenticationDuende SoftwareASP.NET Core authentication middleware configuration including OpenID Connect, JWT Bearer, cookie authentication, authentication schemes, challenge/forbid flows, and external identity provider integration.
- Aspnetcore AuthorizationDuende SoftwareASP.NET Core authorization patterns including policy-based authorization, IAuthorizationHandler implementations, scope-based authorization for APIs, authorization middleware configuration, and minimal API authorization.
- Claims AuthorizationDuende SoftwareClaims transformation and profile service patterns for Duende IdentityServer — IProfileService, IClaimsTransformation, claim type mapping, token claim filtering, extension grant validators, and dynamic claims loading.
- Duende BffDuende SoftwareDuende BFF (Backend for Frontend) security framework for securing SPAs. Covers session management, API endpoint proxying, token management, anti-forgery protection, and integration with React/Angular/Blazor frontends.
- Identity Security HardeningDuende SoftwareSecurity hardening for Duende IdentityServer deployments including signing key rotation, HTTPS enforcement, CORS configuration, CSP headers, rate limiting, token lifetime tuning, and security audit patterns.
- Identity Testing PatternsDuende SoftwareTesting patterns for IdentityServer-based systems including integration testing with WebApplicationFactory, mock token issuance, test authority configuration, protocol response validation, and end-to-end authentication flow testing.
- Identityserver API ProtectionDuende SoftwareProtecting APIs with Duende IdentityServer: JWT bearer authentication, reference token introspection, scope-based authorization, DPoP/mTLS proof-of-possession validation, local API authentication, and multi-audience scenarios.
- Identityserver AspireDuende SoftwareOrchestrate Duende IdentityServer in .NET Aspire AppHost — dependency graphs, authority URL wiring, health checks, and multi-instance.
- Identityserver ConfigurationDuende SoftwareConfigure Duende IdentityServer including client definitions, API resources, identity resources, scopes, signing credentials, and server-side sessions. Covers client types (M2M, interactive, SPA), grant types, API Scopes vs API Resources vs Identity Resources, secret management, and client authentication methods. Includes both in-memory and database-backed configuration.
- Identityserver DcrDuende SoftwareConfiguring Dynamic Client Registration (DCR) in Duende IdentityServer: endpoint setup, authorization policies, custom validation with DynamicClientRegistrationValidator, software statement validation, IClientConfigurationStore, and separate DCR hosting.
- Identityserver DeploymentDuende SoftwareGuide for deploying Duende IdentityServer to production, covering reverse proxy configuration, data protection, health checks, distributed caching, multi-instance deployment, OpenTelemetry integration, logging, and common deployment pitfalls.
- Identityserver Duende StorageDuende SoftwareDuende Storage (preview) persistence provider for IdentityServer: AddStorage with SQL Server/PostgreSQL/Oracle/SQLite, AddConfigurationStorage/AddOperationalStorage, multiple storage instances, configuration admin APIs (IClientAdmin etc.), data extension schemas, schema migration/CLI, purge options, sharing with User Management, and migrating from Entity Framework Core.
- Identityserver Hosting SetupDuende SoftwareSetting up and hosting Duende IdentityServer in ASP.NET Core applications, including DI registration, middleware pipeline, hosting patterns, essential options, license configuration, and ASP.NET Identity integration.
- Identityserver Key ManagementDuende SoftwareManaging cryptographic signing keys in Duende IdentityServer, including automatic key management, KeyManagementOptions, data protection at rest, static key configuration, migration from static to automatic, and multi-instance deployment considerations, HSM/cloud KMS signing, key backup, and key-compromise response.
- Identityserver SamlDuende SoftwareConfiguring Duende IdentityServer as a SAML 2.0 Identity Provider (IdP): service provider registration, SSO and SLO flows, claim mappings, extensibility interfaces, and production deployment patterns.
- Identityserver Sessions ProvidersDuende SoftwareGuide for configuring server-side sessions, session management and querying, inactivity timeout, dynamic identity providers, and CIBA (Client Initiated Backchannel Authentication) in Duende IdentityServer.
- Identityserver SpacesDuende SoftwareIdentityServer Spaces (preview, licensed add-on) for multi-tenancy: isolated configuration and operational data per space using Duende Storage pools, Duende.Spaces setup, ISpaceAdmin, origin/path space resolution, FallbackToDefault, IssuerUri constraints, what Spaces do not isolate, and how Spaces differ from Multi-Issuer and tenant acr_values hints.
- Identityserver StoresDuende SoftwareImplement and customize Duende IdentityServer stores including configuration store, operational store, and Entity Framework Core integration. Covers the opt-in Duende Storage provider (preview, see `identityserver-duende-storage`), migrations, custom store implementations, caching strategies, server-side sessions, signing key storage, token cleanup, and multi-tenant patterns.
- Identityserver Token LifecycleDuende SoftwareGuide for implementing token types, refresh token management, token exchange (RFC 8693), extension grants, IProfileService claims customization, and token lifetime best practices in Duende IdentityServer.
- Identityserver Token SecurityDuende SoftwareAdvanced token security features in Duende IdentityServer including DPoP, mTLS certificate binding, Pushed Authorization Requests (PAR), JWT Secured Authorization Requests (JAR), and FAPI 2.0 compliance configuration.
- Identityserver UI FlowsDuende SoftwareGuide for building login, logout, consent, error, and federation gateway UI pages in Duende IdentityServer, including IIdentityServerInteractionService usage, external provider integration, and Home Realm Discovery strategies.
- Identityserver Upgrade V7 To V8Duende SoftwareMigrating Duende IdentityServer from v7.4 to v8.0: breaking changes, API replacements (ICache→HybridCache, IClock→TimeProvider), CancellationToken additions, EF migrations, and step-by-step upgrade guide.
- Identityserver UsermanagementDuende SoftwareSetting up Duende User Management with IdentityServer: passwordless authentication (OTP, TOTP, passkeys), storage configuration, user lifecycle, and migration from ASP.NET Identity.
- Identityserver4 MigrationDuende SoftwareMigrating from IdentityServer4 to Duende IdentityServer v8. Covers NuGet package replacement, namespace changes, API surface changes, EF Core database schema migrations, .NET target framework upgrade, license configuration, signing key migration, data protection, and UI template updates.
- Oauth Oidc ProtocolsDuende SoftwareOAuth 2.0 and OpenID Connect protocol fundamentals including authorization code flow with PKCE, client credentials, refresh tokens, discovery documents, JWKS, and token introspection. Protocol-level troubleshooting and compliance.
- Token ManagementDuende SoftwareToken management patterns using Duende.AccessTokenManagement. Covers client credential token caching, user token refresh, token storage, HttpClientFactory integration, DPoP support, and common configuration pitfalls. Also includes Blazor Server token management.