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Amazon Echo, Google Home, Siri can be hacked with ‘light’ signals: Report The researchers noted it was possible to make microphones respond to light as if it were sound, which essentially means that anything that acts on sound commands will act on light commands Current Affairs :Analysts at the University of Michigan and Japan’s University of Electro-Communications have found they can utilize lasers to quietly “talk” to any PC that gets voice directions, which included cell phones, keen speakers like Amazon Echo, and Google Home, and Facebook’s Portal video visit gadgets, as indicated by media reports. Uncovering aftereffects of a stunning examination, the specialists noted it was conceivable to cause receivers to react to light as though it were sound, which basically implies that anything that follows up on sound directions will follow up on light directions. Cybersecurity specialist Takeshi Sugawara – visiting from the Tokyo-based University of Electro-Communications ...