4 ms·Denmark already does postcard 2FA called NemID for all its citizensby zubairq 9y agoDenmark already does postcard 2FA called NemID for all its citizensabricot 9y agoBut the price/speed of mailing in DK puts the method out of grasp for most organizations.zubairq 9y agoThey get over this by mailing 100 at a time