Tag Archives: PKCE

Securing an ASP.NET Core Razor Page App using OpenID Connect Code flow with PKCE

This article shows how to secure an ASP.NET Core Razor Page application using the Open ID Connect code flow with PKCE (Proof Key for Code Exchange). The secure token server is implemented using IdentityServer4 but any STS could be used which supports PKCE. Code: https://github.com/damienbod/AspNetCoreHybridFlowWithApi An ASP.NET Core 3.0 Razor Page application without identity was […]

Securing browser based Javascript, Typescript applications

This article should help you in choosing the right security for your browser based Javascript or Typescript applications. You should aim to secure the application as best as possible. The following diagram should help you in making your decision. Also for any of these flows, you should always use HTTPS. Appendix SPA: Single page application […]

OAuth using OIDC Authentication with PKCE for a .NET Core Console Native Application

This article shows how to use a .NET Core console application securely with an API using the RFC 7636 specification. The app logs into IdentityServer4 using the OIDC authorization code flow with a PKCE (Proof Key for Code Exchange). The app can then use the access token to consume data from a secure API. This […]