
Pretty cool:
http://www.defenseone.com/technology/2015/10/new-material-promises-nsa-proof-wallpaper/123066/
Your next tinfoil hat will won’t be made of tinfoil. A small company called Conductive Composites out of Utah has developed a flexible material — thin and tough enough for wallpaper or woven fabric — that can keep electronic emissions in and electromagnetic pulses out.
....
Conductive Composites has created a method to layer nickel on carbon to form a material that’s light and moldable like plastic yet can disperse energy like a traditional metal cage.
The material also holds promise for a scalable defense against an electromagnetic pulse weapon. ...
http://www.defenseone.com/technology/2015/10/new-material-promises-nsa-proof-wallpaper/123066/