Yes. Cryptocurrency trading cards equipped with the NXP J3R180 (JCOP 4 P71 series secure element) support both contact (ISO 7816) and contactless (ISO 14443) transactions. The J3R180 is a dual-interface Java Card platform designed for secure payment and authentication functions. It provides a tamper-proof environment, an in-card encryption engine, and the Java/GlobalPlatform software stack required […]