If Wikileaks didn't resolve that question for folks - at the end of the day, there are no secrets. We're living in a glass neighborhood, in a fishbowl, and technology, white hat hackers, the folks that are doing the right thing with hacking.
I think that the people who are trying to shut down WikiLeaks are going to have to accept this as a fact of reality that cryptography allows you to do this kind of thing.