Read the NSA's Exceedingly Weird Guide to the Internet
It goes deep.
The NSA has a well-earned reputation for being one of the tougher agencies to get records out of, making those rare FOIA wins all the sweeter. In the case of Untangling the Web, the agency’s 2007 guide to internet research, the fact that the records in question just so happen to be absolutely insane are just icing on the cake - or as the guide would put it, “the nectar on the ambrosia.”
Read the full guide here:
Untangling the Web,(650 pages)