[ansible]

But I'm still going to find a small faraday cage I can leave by my bed to put my keys in before I go to sleep...

A small, all-metal box will probably do just as well. For bonus points, connect it to earth ground.

[malbs]

Yeah I was thinking keeping electronics in the freezer probably isn't great, there would eventually be build up of moisture inside the key housing itself right?

some aluminium foil would do just as nicely!