Germany and Hong Kong aren't going to complain because it's not illegal in their country, and New Zealand won't know the difference because they won't see you on a New Zealand ISP network. Know about Brute-force and Dictionary cracking attacks. If you're Cisco and you're making $7 million a day online, and you're down for a day, you've lost $7 million. May be you will get the exact one for which you are looking. Many people will see something difficult as a bad thing.