EMF leaks from *wired* keyboards
We have know for a long time that CRT monitors and computers themselves are subject to TEMPEST emanations. Later we learned:
- emanations from even LCD displays can be intercepted
- the sounds a user makes on any keyboard can be used to snoop
- cordless keyboard transmissions can be intercepted and decrypted
Now we have Compromising Electromagnetic Emanations of Wired Keyboards.