<ul data-eligibleForWebStory="true">Worldline's shares dropped following allegations that the company hid customer fraud.Allegations from a series of reports known as 'Dirty Payments' accuse Worldline of accepting questionable clients like gambling and porn sites.Worldline responded by enhancing its merchant risk controls and discontinuing business with noncompliant customers.The company has implemented stricter oversight on high-brand-risk clients and increased financial crime compliance efforts.