Charles Stross passed on this PDF from Wikileaks, supposedly originally from Stratfor (http://en.wikipedia.org/wiki/Stratfor), with all sorts of (only mildly tongue-in-cheek) terms from the intelligence community (at least inside Stratfor).
Offered primarily as a great source for anyone who needs some authentic "lingo" in writing about such things.
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That's funny. Every organization of certain levels seems to have a word list like this. Usually unofficial, otherwise useless.
The one from that big computer security lab was especially brilliant.