Talk about being discreet and holding on to every signal power you can with this new Wifi Blocking Wallpaper.
Developed by Institut Polytechnique de Grenoble (INP) in collaborated with Centre Technique du Papier, this wallpaper can block wifi signals being broadcast outside of the user’s vicinity. This can protect privacy, enhance security and ensure speed. How does it work? Well the paper is coated in conductive silver ink that can block particular electromagnetic wave frequencies.
For more, check out Springwise.