Creating and managing a multi-device passkey

Creating and managing a multi-device passkey

A multi-device passkey allows you more flexibility in signing in to your NFID account. There are two types of multi-device passkeys:

  • One that’s secured with your device manufacturer, like Apple’s iCloud keychain or Google’s Password Manager
  • One you carry with you, like a YubiKey USB dongle
Multi-device type
Advantages
Disadvantages
Device manufacturer (i.e. Apple, Google, Microsoft)
Convenient
Manufacturer trust
External security key (i.e. YubiKey, Ledger)
Trust only yourself
Harder to manage

We recommend creating a multi-device passkey with the device manufacturer for most people. Our research has given no reason to doubt the security of a passkey stored in the iCloud Keychain or similar manufacturer storage solution.

Creating a multi-device passkey from a computer

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If you’ve already created a multi-device passkey on your mobile device, you will only be able to create a second multi-device passkey on a USB security key like a YubiKey or Ledger.

From the security page of your NFID, click on the “Create passkey” button. You’ll see a slightly different window depending on your browser and operating system.

From Safari
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On newer operating systems, Safari will immediately prompt the creation of a passkey saved to iCloud Keychain.

From Chrome and Edge
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There are two options for creating a multi-device passkey on Chrome:

(Recommended) Use a phone or tablet to proceed by scanning a QR code and completing the steps on your phone or tablet

USB security keys are a good option if you have an advanced understanding

From Firefox
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Firefox doesn’t yet fully support the passkey standard, so a USB security key will be your only option.

Creating a multi-device passkey from a mobile device

From the security page of your NFID, click on the “Create passkey” button. You’ll see a slightly different window depending on your device.

iOS device
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Android device
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