Data transfer by controlled noise

In information technology, multiplexing schemes are used to transmit more signals than the number of available transmission channels. Researchers at ETH in Zurich have invented a novel method whereby information is encoded ...

5G presents security challenge for telecom operators

While Washington's concerns that future 5G wireless networks could be vulnerable to spying by China have dominated headlines, businesses have long been pushing to make sure the technology is as secure as possible.

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