Google Account users can create passkeys on phones, computers, and security keys for secure sign-ins; passkeys simplify authentication like security keys but offer stronger security through PIN or biometric authentication, flexible portability, and simpler sign-ins; Google Workspace admins can control passkey settings; Advanced Protection Program users can soon enroll with any passkey for advanced protection.
http://security.googleblog.com/2024/05/passkeys-on-your-phone-computer-and-security-keys.html