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How to authentication sharepoint onpremise by Azure AD using CSOM

I am using CSOM to connect to SharePoint on-premises site. I want to authenticate SharePoint site by using Azure AD, but it returns 401 error. Please help me. Thanks.
Thai Hồ's user avatar
1 vote
1 answer
2k views

Authentication - Sharepoint App-only vs Azure AD App-Only

To do the authentication to SharePoint we can do either Granting access using SharePoint App-Only Granting access via Azure AD App-Only I don't have any issues using the 1st method however some ...
Saira's user avatar
  • 618
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0 answers
1k views

An error occurred while retrieving token from XML response: AADSTS90023: Invalid STS request

I have an issue with my AD account. I tried using Python to access SharePoint list folder. But I am facing an issue, as given below. This is error: An error occurred while retrieving token from XML ...
mrm algri007's user avatar
0 votes
1 answer
2k views

SharePoint CSOM with .net standard | Credentials vs App

I am trying to understand how the authentication works using a .NET core application to O365. The article here describes it: https://docs.microsoft.com/en-us/sharepoint/dev/sp-add-ins/using-csom-for-...
B1B's user avatar
  • 153
0 votes
2 answers
304 views

Authenticate to Microsoft Teams

Trying to connect to Microsoft Teams with app only azure AD authentication with the following command: Connect-MicrosoftTeams -ApplicationId GUID -CertificateThumbprint "thumbprint" -TenantId GUID ...
Maddy's user avatar
  • 199
1 vote
0 answers
128 views

Using Azure AD for SharePoint Server Authentication, how to handle multiple web applications?

I am following the guide Using Azure AD for SharePoint Server Authentication. I have it set up and working however I can only specify one Reply URL thus I can only get it set up against one web ...
James Grizzle's user avatar
3 votes
0 answers
148 views

AAD registered Azure Functions + GraphAPI + SharePoint Online?

If my Azure function app and SPO are registered in the same AAD can GraphAPI Delegated be used to write to SPO Lists as the calling user without additional authentication libraries or steps? White ...
Hell.Bent's user avatar
  • 1,299