JeremyG wrote: I don't see anything ethically wrong with either spamming (whether it's effective is another question) or unauthorized pentesting as long as you are scrupulous about not using any information so acquired. (Might want to look into any legal aspects first, of course.) It's ballsy and it's arguably rude, but it's not the same as criminal hacking because the intent is entirely different.
Most laws regarding computer crimes don't seem to care about the intent, the more pertinent issue is that an illegal access was made.

