IT government service in Call of Cthulhu! It's a surprisingly better fit than one would expect.
A supplement for Cublicle 7's The Laundry RPG. Based on the series by Charles Stross.
Targets of Acquisition contains a laundry-list of items for use as plot MacGuffins or traps for the PCs. It's CoC; you didn't expect the items to be beneficial, did you?