Recently I came across a requirement to create an interface between SharePoint and 3rd party project management tool. Click here login with your Ofice365 account. Click on Data > Custom Connector menu option from left navigation pane. Click on "New Custom Connector" from top right corner. Select Create from blank. You can now see a new connector creation screen. General Tab Provide the host URL and API end point URL. Click on "Security" tab select the authentication method that the source tool is using. Security Tab Based on your selection rest of the input controls will be be shows, Lets assume you have selected 0Auth 2.0. You should now see columns like Client ID : is id from app registered in project management tool to consume API. Client Secret : is a secret key generated by the source from where you are to consume API. Authorization URL : is token generation endpoint URL. Token URL : is Refresh token URL. Scope : Specify if the API documentation has