These undocumented communication modules offer an invisible back door into devices that regulate a growing share of the world’s electricity. “It effectively means there is a built-in way to physically ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Rogue communication devices ...

The application of blockchain technology to covert communication can improve the quality of communication due to its characteristics such as decentralization and anonymity. However, blockchain covert ...