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 PowerShell to configure a signing certificate for a SAML-based SSO Enterprise Application

In my last blog post I talked about how to use PowerShell to instantiate an MSAL Confidential Client Application to acquire an access token using Client Credentials Grant flow. In this post we will use PowerShell to instantiate an MSAL Public Client Application to perform an Authorization Code Grant flow to obtain a delegated permission Access Token for Microsoft Graph. We will then use that access token to call Microsoft…

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Control access to your apps in Azure AD

We get this kind of question all the time. It comes in many variations and forms like… “I only want to consent for some users to access the app.” “I only want my service account to access this app” Before we get started… First and foremost, only consenting for allowed users is not the solution. This is not the purpose for consent. Consent is to inform a user or admin…

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