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  "path": "/news/2026-03-negative-technology-plain-sight.html",
  "publishedAt": "2026-03-09T11:00:03.000Z",
  "site": "https://techxplore.com",
  "tags": [
    "Telecom"
  ],
  "textContent": "Engineers at UNSW Sydney and Monash have developed an innovative way of sending hidden information that's hard to intercept. Using a phenomenon known as \"negative luminescence,\" the system works by making signals blend perfectly into the background of natural heat radiation, such as can be seen with a thermal camera.",
  "title": "New 'negative light' technology hides data transfers in plain sight"
}