'Data is so ubiquitous nowadays, but we’re not necessarily coming up with new ways to protect it': Researchers develop ‘negative light’ signals that hide transmissions in plain sight

Mar 15, 2026 - 04:30
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'Data is so ubiquitous nowadays, but we’re not necessarily coming up with new ways to protect it': Researchers develop ‘negative light’ signals that hide transmissions in plain sight
Scientists demonstrate a communications method that hides data in natural heat radiation, making transmissions invisible to snoopers.

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