I say let them keep trying, with some security tweaks here and there as needed/justified. But redouble our connections with academia. We need to harness massive growth in the face of such a conservative opponent, not more excuses to slow things down and stabilize around security so soon.
The US was able to use their lead in computers to design stealth aircraft based on Soviet mathematics: https://en.wikipedia.org/wiki/Petr_Ufimtsev