The present invention relates to communication method, communication system, communication manage server and communication control device using public network as virtual special network.

本发明涉及将公众网络作为虚拟的专用网络使用的通信方法、通信系统、通信管理服务器以及通信控制装置。

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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