Tag Archives: OpenId connect

Implementing OpenID Code Flow with PKCE using OpenIddict and Angular

April 11, 2017 · by · in .NET Core, angular, ASP.NET Core, ASPNET5, MVC, OAuth2, Security, SQLite, Typescript, Uncategorized, Web · 49 Comments

This article shows how to implement the OpenID Connect Code Flow with PKCE using OpenIddict hosted in an ASP.NET Core application, an ASP.NET Core Web API and an Angular application as the client. Code: https://github.com/damienbod/AspNetCoreOpeniddict 2021-12-24 Updated to ASP.NET Core 6, Angular 13 2020-12-26 Updated to ASP.NET Core 5, Angular 11, OpenIddict 3 2017-05-27 Updated […]

Extending Identity in IdentityServer4 to manage users in ASP.NET Core

November 18, 2016 · by · in .NET, angular, ASP.NET Core, ASPNET5, dotnet, MVC, OAuth2, Security, Typescript, Web · 21 Comments

This article shows how Identity can be extended and used together with IdentityServer4 to implement application specific requirements. The application allows users to register and can access the application for 7 days. After this, the user cannot log in. Any admin can activate or deactivate a user using a custom user management API. Extra properties […]

IdentityServer4, Web API and Angular in a single ASP.NET Core project

October 1, 2016 · by · in .NET, angular, AngularJS, ASP.NET Core, ASPNET5, dotnet, Entity Framework, javascript, MVC, OAuth2, Security, Web · 48 Comments

This article shows how IdentityServer4 with Identity, a data Web API, and an Angular SPA could be setup inside a single ASP.NET Core project. The application uses the OpenID Connect Implicit Flow with reference tokens to access the API. The Angular application uses webpack to build. Code: https://github.com/damienbod/AspNet5IdentityServerAngularImplicitFlow History: 2019-09-20: Updated ASP.NET Core 3.0, Angular […]

Full Server logout with IdentityServer4 and OpenID Connect Implicit Flow

September 16, 2016 · by · in .NET, angular, AngularJS, ASP.NET Core, ASPNET5, dotnet, OAuth2, Security, Typescript · 3 Comments

The article shows how to fully logout from IdentityServer4 using an OpenID Connect Implicit Flow. Per design when using an access token to use protected data from a resource server, even if the client has logged out from the server, the access token can be used so long it is valid (AccessTokenLifetime) as it is […]

Angular secure file download without using an access token in URL or cookies

April 2, 2016 · by · in .NET, angular, AngularJS, ASP.NET Core, ASPNET5, MVC, TopHeaderMenu, Web · 9 Comments

This article shows how an Angular SPA client can download files using an access token without passing it to the resource server in the URL. The access token is only used in the HTTP Header. If the access token is sent in the URL, this will be saved in server logs, routing logs, browser history, […]

Secure file download using IdentityServer4, Angular2 and ASP.NET Core

March 14, 2016 · by · in angular, AngularJS, ASP.NET Core, ASPNET5, javascript, MVC, OAuth2, Security, TopHeaderMenu, Typescript, Web · 12 Comments

This article shows how a secure file download can be implemented using Angular 2 with an OpenID Connect Implicit Flow using IdentityServer4. The resource server needs to process the access token in the query string and the NuGet package IdentityServer4.AccessTokenValidation makes it very easy to support this. The default security implementation jwtBearerHandler reads the token […]

Angular OpenID Connect Implicit Flow with IdentityServer4

March 2, 2016 · by · in .NET, angular, AngularJS, ASP.NET Core, ASPNET5, javascript, MVC, OAuth2, Security, TopHeaderMenu, Typescript, Web · 141 Comments

This article shows how to implement an OpenID Connect Implicit Flow client in Angular. The Angular client is implemented in Typescript and uses IdentityServer4 and an ASP.NET core 2.0 resource server. The OpenID Connect specification for Implicit Flow can be found here. Code: https://github.com/damienbod/AspNet5IdentityServerAngularImplicitFlow History: 2019-09-20: Updated ASP.NET Core 3.0, Angular 8.2.6 2018-12-05: Updated to […]

AngularJS OpenID Connect Implicit Flow with IdentityServer4

February 26, 2016 · by · in .NET, AngularJS, ASP.NET Core, MVC, OAuth2, Security, TopHeaderMenu, Web · 18 Comments

This article shows how to implement the OpenID Connect Implicit Flow using Angular. This previous blog implemented the OAuth2 Implicit Flow which is not an authentication protocol. The OpenID Connect specification for Implicit Flow can be found here. Code: VS2017 msbuild | VS2015 project.json History: 2017.03.18: Updated to angular 2.4.10, oidc client validation Full history: […]

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