Publisher ID: All publisher accounts on the registry have unique Publisher IDs. Publisher IDs are usually an abbreviation of the organisation’s name. The Publisher ID is also used as a part of the organisation’s URL for their publisher page. For more information click here.
API Key: The API key is a unique code provided by the registry. It is unique to each organization. You can retrieve your API key from the ‘My Account’ tab in your IATI Registy’s account.