Introduction Upon successful authentication, Azure AD issues a signed JWT token (id token or access token). The resource application needs to know the public key of the certificate used sign the token in order to validate the token signature. Depending upon the type (OAuth2 or SAML Application) of the resource application, the steps to obtain the pubic key information are different. An OWIN asp.net application can throw the following error…Read More
How to Create a New Schema Extension Using the Microsoft Graph Explorer
Introduction This post is to provide a tutorial on how to create a schema extension utilizing the Microsoft Graph Explorer. In this post we will, login to Microsoft Graph Explorer, create the V1 AAD Application, and make the Microsoft Graph Schema Extension call. Getting the Access Token Please navigate to the Microsoft Graph Explorer at : https://developer.microsoft.com/en-us/graph/graph-explorer Once the page loads, on the left, below authentication you will see…Read More
Using Postman to call the Microsoft Graph API using Authorization Code Flow
Introduction This article will help guide you through utilizing Postman to call a Microsoft Graph Call using the authorization code flow. This is part of a 5 part blog on accessing the Microsoft Graph API utilizing grant types : authorization code, implicit flow, client credentials, password, and refresh token flow. We will be utilizing the same Microsoft Graph call to reduce extraneous details on having to include setting up and…Read More
Receiving AADSTS90094: The grant requires admin permission.
Introduction This post is to help provide guidance when receiving the error : AADSTS90094: The grant requires admin permission. Typically this error is received when trying to get access to an AAD application registration. Please note that there are two different Microsoft application portals: https://portal.azure.com (v1 application portal) and the https://myapps.microsoft.com (v2 application portal). For details on the different application models, please visit the following link: What’s different about the…Read More