If those countries had the gall to launch a nuke, they would have to be willing to live with the consequences when their compromised system levels their missile

If those countries had the gall to launch a nuke, they would have to be willing to live with the consequences when their compromised system levels their missile silo or other installation. Edit: That is to say, the NSA might have probably compromised this ICBM and it will detonate before moving an inch.