MS Business Central | Create an OAuth2 Connection

Navigate to Azure Portal

Click on the search bar

Click on "App registrations"

Click on "New registration"

Enter Application Name: "n8n Connector" and select "Single tenant"

Click on "Register"

Click on "Authentication"

Click on "Add a platform"

Select "Web Application"

Enter Redirect URIs as: "https://businesscentral.dynamics.com/OAuthLanding.htm" & Click on Configure

Click on "API permissions"

Click on "Add a permission"

Click on "Dynamics 365 Business Central"

Click on "Delegated permissions"

Add the necessary permissions

Add "API.ReadWrite.All" permission

Click on "Add permissions"

Click on "Grant admin consent for integrocloudsolutions.com"

Click on "Yes"

Click on "Certificates & secrets"

Click on "New client secret"

Click on "Add"

Copy Secret Value & Secret ID

Copy "Client ID"

Copy Tenant ID

Login into Dynamics 365 Business Central and search for "Entra"

Click on "Microsoft Entra Applications"

Click on "New"

On Client ID enter your "n8n Connector" Client ID from previous steps

Click on "Yes"

Add the necessary permission sets for you app

Click on "Grant Consent"

Select the User Account to grant consent

Click on "OK"

Done 🚀

Click on the search icon

Search & click on "Companies"

Select the company to get the ID from

Click on "Help & Support"

Click on "Inspect pages and data"

Validate the Name field contain the company name you are looking for

Click on the search icon and type "Id"

Copy the Company Id value

Go to n8n.io and click Credentials / Add Credential

Click on "OAuth2 API" 🔍

Click on "Continue"

Set a credential name

Enter below details ⌨️

Grant Type: Client Credentials

Access Token URL https://login.microsoftonline.com/{tenandId}/oauth2/v2.0/token

Client ID {ClientId}

Secret Value {Secret Value}

Scope https://api.businesscentral.dynamics.com/.default

Authentication Body

Credential successfully created ✅