I'm not sure if that's rigidly enforced. As in, I really do not know. I definitely feel like I've seen it used in non-financial registrations since then but I c

I'm not sure if that's rigidly enforced. As in, I really do not know. I definitely feel like I've seen it used in non-financial registrations since then but I could be wrong for sure. Just the birthday and sex will severely limit the RRN list, yep. I've once read that public trust in Korea is one of the lowest in the world, but I've found it to be completely the opposite. Public trust is so high that people seem completely oblivious to how insecure their system infrastructures can be.