http://www.iwar.org.uk/ go to CATEGORIES & then to HACKING & CRACKING.
Things to download from this site is: The New Hacker's Dictionary - The Jargon File. Also: The Hacker Crackdown Law and Disorder on the Electronic Frontier.
I don’t think that it can be prevented in any way having it so readily available on the internet. The internet is so big that the damage has been done a long time ago.
Don’t see it as a good thing for it being so available on the internet, yet it can be useful for administrators to keep updated with the newest technologies available for hacking and cracking on the internet as well as know what security is needed to prevent it as far as possible.