JCM provides a secure update mechanism via encrypted SD card (on iVizion and TBV). The firmware image is signed with RSA-2048; the validator verifies the signature before flashing. This allows operators to update counterfeit rejection databases within 48 hours of a new counterfeit discovery.
[5] JCM Co., Ltd. (2022). “Touch bill validator with capacitive pre-insertion detection.” US Patent Application US20230215162A1. jcm bill validators
JCM bill validators represent the state of the art in high-speed, high-security automated currency validation. Through iterative improvements from UBA to iVizion and TBV, JCM has successfully integrated multi-spectral imaging, neural classification, and robust mechanical design to achieve field-proven MTBF exceeding 600,000 cycles. While not immune to advanced counterfeiting, their rapid firmware update infrastructure and adaptive algorithms provide a moving target for attackers. For applications requiring >98% acceptance with <1% false accept, JCM remains the industry benchmark. JCM provides a secure update mechanism via encrypted
JCM validators support multiple industry standards: [5] JCM Co
