In order to connect Quantcast to Funnel you need:
API Key required for making API requests
API Secret required for making API requests
Retrieving API Key and API Secret
In the Quantcast Platform, click the Profile icon at the top right, then select My Profile.
In the API Key section, click Create API Key.
In the new credentials modal, copy and save your Key and Secret in a safe place before clicking OK.
Note: You will need to create another set of new credentials if your Key and Secret have been lost or compromised.