I Was a Cybercrook for the FBI (2007)

Link to the complete story since some links are broken http://rc.vc/files/docs/FBI_Cybercrook.pdf

Part 2: http://archive.wired.com/politics/onlinerights/news/2007/01/...

Part 3: http://archive.wired.com/science/discoveries/news/2007/02/72...

Remove the ?currentPage=all from the URL to get the non-broken version of the link.

Also known as "a snitch"