3scale is an API Infrastructure service which handles API Keys, Rate Limiting, Analytics, Billing Payments and Developer Management. Includes a configurable API dashboard and developer portal CMS. More product stuff at http://www.3scale.net/, support information at http://support.3scale.net/.
@vdel26 the provider key should not be in code anywhere
also you can't just copy paste the secure config from another plugin, because it is encrypted for just that single one build