About the security of passkeys — by Apple Support

Explains how to locate a missing device with Find My, mark it as lost and protect your accounts if it is not recovered.

Advice if a device is stolen: lock it through Find My, keep it on your Find My list, report the theft, erase it remotely if needed and check account security.

Explains how two-factor authentication protects your Apple Account with a password plus a six-digit code, and how to turn it on from a device or the web.