Except if you have a secret key somewhere.. :p, which in politics, will
   be probably impossible.

   On Wed, Apr 1, 2015 at 3:57 AM, Peter Gutmann
   <[1]pgut001@cs.auckland.ac.nz> wrote:

     >"Encrypt the state and delete the key"
     That's not such a good idea, because when you swap your state back
     in again
     you can't decrypt it any more and end up with a kernel panic.
     Peter.

   --
   Kind regards,

   Ben Mezger
   [2]www.benmezger.com
   [3]GPG Public Key

References

   1. mailto:pgut001@cs.auckland.ac.nz
   2. http://www.benmezger.com/
   3. http://pgp.mit.edu/pks/lookup?op=get&search=0x7C19F16D575B7C1C