Comprion test solutions for cell phones, extends its involvement in EMVCo activities. Testing for mobile payment is now required by the mobile operator association GSMA through their NFC Handset Test Book. Comprion joins EMVCo as a Technical Associate. The company offers its experience and expertise in detecting communication problems of the contactless interface used for mobile payment. Paying by cell phone is certainly a convenient way of purchasing everyday commodities; however, it is also a sensitive topic as the user’s private banking data are involved. A high degree of reliability of the deployed technology relying on comprehensive testing is the key success factor. Without testing, technology problems might lead to a lack of user acceptance. Therefore, the GSMA TS.27 NFC Handset Test Book demands that handsets to be used for mobile payment have to run through the EMVCo test plan.