They're not hard to use. Those in charge of protecting systems need to know who and what they are facing. Those who came saw Norris break into another computer in the room, shutting it down. The government doesn't really need to publicize something on the Web. Millions could see the handiwork.
Additional coverage can add context and explanation.
I agree that people want to read about it, but I think it goes beyond other types of vandalism. The public has a curiosity about technology and the Internet because, unlike most at the ISSA meeting, many people are not familiar with it as a medium. People are concerned about privacy and security issues, particularly as more households venture online. The image of the Internet, for those who haven't used it or are new to the experience, is of a place dominated by porn sites, pedophiles and con artists. All of those things are there, and hackers, too, but the Internet has so much more to offer.