All DataX API calls must take place over HTTPS using Oauth 1.0. A Partner’s client implementations must validate Yahoo Ad Tech’s DataX server certificate prior to interacting with it. DataX does not support any clear-text API calls.
Follow these steps to obtain your API Keys:
Create a new project here:
Application Name: <a name>
Application Type: Web-based (Default)
Home Page URL: <Optional>
Redirect URI(s) <Required>