Azure AD, apps and consent grant (service accounts)

In the past months. I’ve seen a lot of tickets and question from developer, service owner and some IT pros in regards of OAuth, consent and permissions (delegated/application).

Especially 3rd party applications and their documentation is missing very often some details. Therefore, I’m writing this post.

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OAuth: Get-AccessToken

Since everything is shifting towards cloud, folks are looking more and more into possibilities and how cloud features can be incorporated into products.

One crucial topic is all around Authentication and Authorization. OAuth is the most used word in the past month,when I was approached by developers and they wanted to access somehow Exchange related data. I realized that many people having problems writing their code and usually we get blamed that we haven’t registered an application correctly in Azure AD.

Thus it’s on us to prove everything is okay and therefore I wrote a simple script for testing several scenarios in an easy way to make sure everything is configured correctly and you’re able to retrieve tokens.

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