The center device has a fee calculator for calculating a fee based on the operation history of the sensor received from the security service management terminal.

中央装置具有根据由安全服务管理终端接收的传感器的运行履历计算费用的费用计算部分。

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Finally, the security gurus took a device popular in the US, and used non-encrypted ethernet communication between the terminal and other peripherals to hack into the payment device and take root control.

ENGADGET: Security experts hack payment terminals to steal credit card info, play games