The specific term typically refers to a third-party tool found on unofficial software hosting sites or community forums. It is frequently bundled with other EMV tools like "X2" or "ATR Tools" and is marketed as a utility for: JCOP (Java Card OpenPlatform) | CardLogix Corporation
The legitimate JCOP software stack is an advanced operating system for secure microcontrollers, used in , EMV payment cards , and national IDs . For developers, NXP and third-party vendors like CardLogix provide official JCOP Developer Toolkits to create and test custom applets. The "JCOP Hiro" Download jcophiro download