On 5/19/16, Rayzer <ray...@riseup.net> wrote: > You'd think mylar or even what passes for tin foil now days would work. > Everything's low power and I can't imagine, especially at the > frequencies involved, it woild take very much shielding.
A single layer single fold bag of grocery store aluminum foil inhibits cell and rfid just fine, to the point that an activist could easily carry enough foil as a condom sized prep pack. Though it doesn't hold up to haphazard random access well.