Enhance SMS-delivered code security with domain-bound codes - Discover - Apple DeveloperMany websites and apps offer additional login security in the form of SMS-delivered codes. On iPhone, Security Code AutoFill makes it easy for people to quickly supply these codes by offering them in the QuickType bar. On a Mac running macOS Big Sur, Mac Catalyst and AppKit apps can take advantage of this feature as well. Additionally, starting with iOS 14 and macOS Big Sur, we’re adding an extra
