Payment processor Adyen is moving beyond merchant acquiring by adding prepaid card issuing services. Adyen, which built all of its merchant acquiring technology, has done the same for card issuing. Only card personalization services will be provided by an outside source. All Adyen issuing and acquiring processing are available to merchants from a single global platform. Prepaid card issuing is available in Europe. Rollout in the U.S. will begin next year. Other regions will follow. Adyen will be the program manager for all prepaid cards it handles. Merchants can choose Visa or Mastercard...