If the standard is that you attach a copy of your message encrypted with an NSA-provided public key, and only the NSA has access to the private key, then being

If the standard is that you attach a copy of your message encrypted with an NSA-provided public key, and only the NSA has access to the private key, then being good at math won’t help Russia or China. Obviously the NSA couldn’t get people to use such a standard but they managed to slip something like that into Dual_EC and had success in getting people to use it.