With the smartphone market flooding with 3G and 4G tagged phones you might be using your latest phone as a Wi-Fi hotspot least aware of the people around you often looking to peep in your data by connecting to the open Wi-Fi connection around. Even passwords are not safe enough and can be cracked by people having some level of expertise in hacking. France's Grenoble Institut Polytechnique and Finnish materials company, Ahlstrom seem to offer a more futuristic and secure solution for securing Wi-Fi on your gadgets. Notably, the metapaper even works on the concrete walls in the interior of your house or on brick and mortar outside. You can also put a layer of paint over them and they would still not allow thy neighbor to intrude thou network.

Dubbed as Metapaper (Métapapier in French), a wallpaper will secure your Wi-Fi connection by blocking signals in 2.45-5.5 GHz range without interfering with the signals currently in use by the device. While the layman might refer to it as an anti-Wi-Fi wallpaper researchers call it a Frequency Selective Surface (FSS). The challenging part of the discovery remained in making it affordable for the masses since it was first revealed by UK telecom, Ofcom.
It was initially developed by BAE systems, known to do cutting edge research to develop advance electronics and offer out-of-the-box solutions to armies around the globe. The technology now being affordable you can expect some of the mobile gadgets coming pre-packed with this stealth wallpaper.The technology is especially useful to organizations for whom securing their data is of prime importance and those who face the challenge of being attacked by hackers and crackers time and again.
Via: PCMag/ArsTechnica