Paint that blocks Wi-Fi Signals

[Sussudio]

For the price of a can of house paint, this may very well be one of the most cost-effective ways to secure your office wireless network against hackers and freeloaders, particularly in a time of thrift.

Researchers at the University of Tokyo have blended paint with aluminium iron oxide, which has been found to resonate at the same frequencies used by Wi-Fi, thus canceling out any electromagnetic waves in that frequency. It sounds like really cool Minority Report stuff.

Came across this on CNET and wanted to pass it along. Very intriguing