Smartphone app can detect hidden camera lenses from reflections

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Time-of-flight sensors built into immoderate smartphones tin beryllium utilized to observe the telltale reflections from hidden camera lenses

Technology 3 December 2021

By Matthew Sparkes

A Samsung Electronics Co. Galaxy Z Fold 3 smartphone wrong the company's Digital Plaza store astatine the Hyundai Seoul section store successful Seoul, South Korea, connected Sunday, Oct. 3, 2021. Samsung Electronics volition releases its preliminary 3rd 4th net connected Oct. 8. Photographer: SeongJoon Cho/Bloomberg via Getty Images

Surveillance cameras tin support america harmless oregon invade our privacy, and improvements successful miniaturisation mean they tin present beryllium hidden successful astir immoderate object. Researchers person developed a smartphone app that is claimed to observe specified hidden cameras with 88.9 per cent accuracy.

Commercial devices to spot hidden cameras are available, but carrying a circumstantial instrumentality for this intent is inconvenient. Sriram Sami astatine the National University of Singapore and his colleagues anticipation to supply the aforesaid relation via a modular smartphone.

The strategy …

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