input parameter 'scope' is not valid. scope https://outlook.office365.com/EWS.AccessAsUser.All is not valid

Question

Getting error while requesting access token for EWS oauth2 v2.0 with client_credintials grant type.

https://login.microsoftonline.com/tenantid/oauth2/v2.0/token

• Request Headers:

• Content-Type:"application/x-www-form-urlencoded"

• Postman-Token:"27a57c92-a5aa-47b7-8121-01ceb18d1d50"

• User-Agent:"PostmanRuntime/7.6.0"

• Host:"login.microsoftonline.com"


• Request Body:

• client_id:"***********************"

• client_secret:"*********************"

• scope:"https://outlook.office365.com/EWS.AccessAsUser.All"

• grant_type:"client_credentials"

Response Body:

• error:"invalid_scope" • error_description:"AADSTS70011: The provided request must include a 'scope' input parameter. The provided value for the input parameter 'scope' is not valid. The scope https://outlook.office365.com/EWS.AccessAsUser.All is not valid. Trace ID: 9e6cbb7a-34ed-4797-b650-4c99becb3b00 Correlation ID: c2295999-9cc2-4ba3-a12b-a26f3fc10d08 Timestamp: 2019-01-25 06:17:43Z" • error_codes: • 0:70011 • timestamp:"2019-01-25 06:17:43Z" • trace_id:"9e6cbb7a-34ed-4797-b650-4c99becb3b00" correlation_id:"c2295999-9cc2-4ba3-a12b-a26f3fc10d08"

Answer 1

The scope should be https://outlook.office365.com/.default, then it will work fine. See this link.