AADSTS50000: There was an error issuing a token or an issue with our sign-in service

This error can occur during Azure AD authentication process or during any token acquisition flow using the token endpoint. There are multiple causes for this error to happen. Below are a few scenarios that can lead to the error . Root Cause 1: the user password is either expired, invalid, or out of sync This can happen more predominantly in a hybrid environment. The authenticated federated account’s password may be…

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Using MSAL.js v2 in a SPA App to call a web API protected by Azure App Service’s Easy Auth with Azure AD

There are a couple of ways to call an Easy Auth enabled web API. You can either call the web API with: an Easy Auth session cookie (via a previously authenticated browser session to the web API) or An Azure AD Bearer JWT token In this post I will show you how to use MSAL.JS v2 in a Single Page Application (SPA) to get an access token for the web…

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