How to Use Passwordless Sign-In Safely
Use passwordless sign-in more safely by understanding passkeys, device recovery, account ownership, backup methods, and credential storage.
Passwordless does not mean recovery-free
Passkeys and other passwordless methods can reduce phishing and password reuse, but you still need to understand where the credential lives and how you regain access after losing a device. Before switching, check whether the service supports multiple devices, security keys, account recovery, and transfer.
Use the official account security page to create a passkey. Confirm the website or app name before approving the device prompt. An unexpected approval request deserves the same caution as a password reset message.
Plan for the device you lose
Make sure you have another trusted sign-in method before removing the old phone or computer. Keep recovery codes in a protected place and understand whether synchronized passkeys are backed up through your device account. For shared accounts, do not depend on one employee's personal device.
- Review signed-in devices and remove old ones.
- Protect the account that synchronizes passkeys.
- Keep a separate recovery method for important services.
- Never approve a login prompt you did not start.
Ask what happens if the device is repaired, replaced, or reset. Recovery may depend on another account, a security key, or an in-person identity check. Understanding that path before an emergency is more useful than adding a new sign-in method and discovering later that every route depends on the same lost device.
Sign in from a new device, test recovery, and check recent activity. Passwordless sign-in is strongest when device recovery is equally clear.