Bonus 1, since the database server is set to private network, it can’t be accessed
from the internet.
Bonus2
We can try to get access to the owner’s web server instance. Then go to
/etc/www/html to get the SSH key. Since the user need to copy the key to the
server instance, he will use ftp to copy the key to his web server. Then we can get
access to the database server with the SSH key in our web server instance. And
finally use the ftp to transfer the data to the internet.