Tech

Cheap smartphone add-on pinpoints hidden cameras to shut down spies

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Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 19/09/2026, 20:05:15 UTC.

Briefings

A recent article from KAIST and the National University of Singapore suggests a new smartphone add-on could detect hidden cameras in public spaces. The research aims to help users identify unauthorized surveillance devices, potentially aiding in the enforcement of Airbnb's ban on indoor security cameras. The study highlights the growing privacy concerns regarding hidden cameras in hotels and rentals, noting that while indoor cameras are banned, outdoor detection remains a challenge. The paper presents preliminary findings but acknowledges significant limitations in its detection capabilities and scope.

Key points

• The study proposes a smartphone accessory to detect hidden cameras in public areas, potentially aiding in the enforcement of Airbnb's ban on indoor security cameras.
• Research from KAIST and the National University of Singapore indicates that while indoor cameras are banned, outdoor detection remains a significant challenge for privacy protection.

Context and limitations

The study is a preprint with limited scope and lacks comprehensive validation. Detection accuracy remains unverified, and the research does not address all privacy risks or provide long-term effectiveness data.

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