Touchpad and fingerprint sensor firm Synaptics has announced that its Natural ID biometric fingerprint authentication solution has been awarded a bank card certification.The company's VFS7500S sensor has been fully certified through the Banking Card Test Center, or BCTC.In a statement, Synaptics noted that the BCTC was assigned by China UnionPay (CUP) and other key banks to perform and manage fingerprint sensor certification testing.The guidelines define CUPs secure and trusted technical framework used for identity authentication on intelligent devices. As fingerprint identification is the most established biometric technology at present, it is used as an example for illustration in the CUP specification and leverages Synaptics leadership and authority on secure fingerprint authentication.”With the rapid growth of fingerprint sensors on smartphones and PCs, and the rise in mobile financial transactions, fingerprint sensor certification through organizations including BCTC and FIDO are a critical path forward in consumer and banker confidence of secure payments and user identity,” said Anthony Gioeli, vice president of marketing, Biometrics Product Division, Synaptics.Synaptics worked together with CUP on their official Biometrics Guidelines charter.