example.sec, example.pub:
  These are example gpg public and private keys.
  They are generated by tools/gen-example-key.

  You should be sure to *not* trust anything simply because it is signed
  with these keys.

cloud-images.pub:
  pub  4096R/476CF100 2012-10-27 Ubuntu Cloud Image Builder
  sub  4096R/9D817405 2012-10-27

  This is the public key for the entity that signs data on
  cloud-images.ubuntu.com data.
