Payment Plugin: Adyen
The biggest advantage of this plugin is that altough credit card info is entered on your website, it will be stored on secure servers so recurring billing is secure and you do not have to store cc info on your own website.
Enable and configure plugin in aMember CP -> Configuration -> Add-ons
You NEED to use external cron with this plugins (See Setup/Configuration -> Advanced)
in Your Adyen account please edit skin and set up "Result URL for Test" and "esult URL for Live" to this url http://example.com/amember/payment/adyen/thanks
You can view test card numbers in knowledgebase