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Chapter 698 The power of technology belongs to itself
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... the left is a military security phone. In addition to the digital dial pad, there are two buttons for switching between plain-text and encrypted communication modes. This phone uses a military security communication line. , even if it is intercepted, it is difficult to decipher, it is just a meaningless current noise. In addition, all confidential telephones are strictly physically separated from the local communication network, and there is basically no possibility of being eavesdropped or lea ...
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