def verify(signed_msg):
"""If <signed_msg> is a valid signed document, return its contents. Otherwise, return None."""
- p = _popen_gpg('--decrypt')
+ p = _popen_gpg('--decrypt', '--keyring', '/usr/boot/pubring.gpg', '--no-default-keyring')
p.stdin.write(signed_msg)
p.stdin.close()
msg = p.stdout.read()