Interesting. I'd expect that sort of thing to mainly be an issue with multinational platforms, like JSF, but the DARPA writeup makes it sound like a more wides

Interesting. I'd expect that sort of thing to mainly be an issue with multinational platforms, like JSF, but the DARPA writeup makes it sound like a more widespread problem. The Defense Federal Acquisition Regulations are looser about it than I expected, too. There's a whole section dealing with foreign suppliers, but the only absolute ban I see on a foreign source is for China: http://www.acq.osd.mil/dpap/dars/dfars/html/current/225_7.htm http://www.acq.osd.mil/dpap/dars/dfars/html/current/225_7.ht... That's the evolving battlespace for you, I guess. Wars fought by hackers and robots--coming soon to a theatre near you! It seems weird that such science fiction is already real.