Open a new Postman's tab and create new POST request by.Go to response's Headers tab and click the WWW-Authenticate key's valueĬopy and save these parameters: Bearer realm="a998899-ad83-234a-af83-8238af989898" #SharePoint Online Tennant IdĬlient_id="00000003-0000-0ff1-ce00-000000000000" #Resource information value You do not have permission to perform this action or access this resource. 2147024891, System.UnauthorizedAccessExceptionĪccess denied. You'll get an error which you should ignore: Pasting into Permission Request XML the next code (in my case I needed only Read access, so I changed Rights value from FullControl to Read): Save somewhere into file the next parameters: The app identifier has been successfully created.Ĭlient Id: 898c898f-89238-43d0-4b2d-7a64c26f386aĬlient Secret: 4/T+21I1DSoAJdOX9DL1Ne4KssEaP7rqb11gdtskhXn= filling Title, App Domain and Redirect URI fields (I've input as on the picture - it works).generating Client Id and ** Client Secret** values.I've successfully achieved it using this tutorial. "customKeyIdentifier": "$base64Thumbprint_from_above", Replace the section for the key credentials in the manifest file and upload it back to the app registration in Azure.įor example put your values from your CER file into this section: "ke圜redentials": [.Then go to Azure Portal and your registered app that you did above.Export the cert you created with the command above to a.Then go to mmc.exe and the Personal folder in the Certificates snap in.Example below: makecert -r -pe -n "CN=POSTMAN-TEST" -b -e -ss POSTMAN-TEST -len 2048 To do this check out the makecert command in a Visual Studio Developer command prompt. Just registering the app and giving permissions was not enough. In addition to above I have found that I need to create a certificate in order to authenticate. Now Send your request and you should have a successful returned JSON list of lists. This fills in the token to the correct place in POSTMAN. Copy it to notepad and then click the "Use Token" button. Accept the permissions request when asked. This is why you need to log in as an Admin account. You will also be asked to allow the permissions you set on the Application in Azure AD. Select Oauth 2.0 from the dropdown and press the Get New Access Token.įill out the fields in that dialog like below: Auth URL : Īt this point you should login with an admin user.Set a header of "Accept: application/json odata=verbose" The key only shows once when you save it. Then under 2 Select Permissions, choose "Have full control of all site collections".Select SharePoint Online under the Select an API in step 1.Go to Required Permissions in the application you just registered.Once it is registered note the Application ID and copy it to notepad. Select the Application Type to be "Web app / API" and the Sign-on URL to. ![]() Login to Azure Portal at that is used by your O365 Tenant where you want to access the SharePoint site. That app that you register needs to be given permissions to your SharePoint Online. Answering my own question in case it helps somebody.Īs mentioned in comment by you need to register an app in Azure AD in order to authenticate against it.
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