Boffins say they can spot a hidden spy cam with just a smartphone

In good news for anyone who has ever stayed in an Airbnb property or has a creepy landlord, researchers say that they have developed a way that anyone could detect hidden spy cameras with just a modern smartphone. In recent years many people have expressed concern that they could be secretly spied upon while in a hotel bedroom, a changing room, or a bathroom through the use of hidden cameras.

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