Can't trust anything, except the mail.
   Only solution: personally encrypt messages by hand, using computers and
   GPG only for transmitting master keys if the keys cannot be delivered
   in person.
   [1]https://en.wikipedia.org/wiki/PGP_word_list
   Oddly there isn't as much outcry over this as compared to FBI black bag
   jobs, even though this is literally the same.

References

   1. https://en.wikipedia.org/wiki/PGP_word_list