Hidden camera guides

Clear, honest guides to checking the spaces you don't control. Learn where hidden cameras hide and how to find them using lens reflection, infrared cues and a careful physical inspection.

• Hidden cameras in hotel rooms

  A practical room-by-room sweep for spotting hidden cameras when you check into a hotel.

• Detect cameras with your phone

  How to use your smartphone's camera and a detection app to spot hidden lenses.

• 12 common hiding spots

  A checklist of the 12 places hidden cameras are most often found, and what to look for in each.

• Check an Airbnb

  What the rules allow, where to look, and how to sweep a vacation rental on arrival.

• Do detector apps work?

  An honest, balanced look at what camera detector apps can and cannot do.

• Spot a two-way mirror

  Quick, reliable tests to tell a normal mirror from a two-way mirror.