This article shows how an ASP.NET Core Razor Page application could implement an automatic sign-out when a user does not use the application for n-minutes. The application is secured using Azure AD B2C. To remove the session, the client must sign-out both on the ASP.NET Core application and the Azure AD B2C identity provider or […]
The article looks at onboarding different Azure AD users with a temporary access pass (TAP) and some type of passwordless authentication. An ASP.NET Core application is used to create the Azure AD member users which can then use a TAP to setup the account. This is a great way to onboard users in your tenant. […]
This article looks at setting up Hangfire with ASP.NET Core and an SQL server. Hangfire provides a solution to run recurring jobs and background jobs with an excellent dashboard to monitor the events. Code: https://github.com/damienbod/AspNetCoreHangfire History 2023-02-21 Fix Delete background job to delete recurring job, feedback from Alex The ASP.NET Core application uses two Hangfire […]
This post shows how to implement a Blazor WASM UI hosted in an ASP.NET Core application using multiple identity providers to authenticate. Two confidential OpenID Connect code flow clients with PKCE are used to implement the Blazor authentication. The Blazor WASM and the ASP.NET Core application are a single security context. This is implemented using […]
This post looks at implementing and using Azure AD multiple tenant applications from different tenants. A service principal needs to be created for the tenant using the multi-tenant API and consent needs to be given for the API scope. The API will accept tokens from different issuers which need to be validated. It is important […]
This article shows how basic authentication could be implemented in an ASP.NET Core application. This is not the recommended way to implement security for user flows as the password is always sent with each request but the flow is sometimes required to implement a standard or you sometimes need to support one side of an […]
The article looks at the different way a Microsoft Graph application client can be implemented and secured in an ASP.NET Core application or a .NET application. This type of client is intended for applications or application logic where no user is involved. Code: https://github.com/damienbod/MicrosoftGraphAppToAppSecurity Accessing Microsoft Graph can be initialized for app-to-app (application permissions) security […]
This article shows how to implement the OAUTH 2.0 Token Exchange RFC 8693 delegated flow between two APIs, one using Azure AD to authorize the HTTP requests and a second API protected using OpenIddict. The Azure AD protected API uses the OAUTH 2.0 Token Exchange RFC 8693 delegated flow to get a new OpenIddict delegated […]
This article looks at Azure Active directory and consent with multi-tenant Azure App registrations. Consent works different depending on the user type, the tenant policies and the required permissions. It is sometimes hard to understand why a user cannot login or where the consent has to be given for a specific Azure App registration which […]
The post shows how features toggles or feature switches can be implemented in an ASP.NET Core application using Blazor. The Microsoft.FeatureManagement Nuget package is used to add the feature toggles. Code: https://github.com/damienbod/AspNetCoreFeatures.Toggles Setup The Blazor application is a simple ASP.NET core hosted application using Azure AD for the identity provider. Both the Server and the […]
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