Visit the Microsoft 365 sign-in page
Enter your email address provided by your organization and choose Next

Enter the password for your account and choose Sign In

When prompted by your device, select Security key and choose Continue

Tap your key to the upper left-hand corner of your iPhone

Enter the PIN for your security key and choose Continue

Tap your key to the upper left-hand corner of your iPhone once more to confirm

Congratulations! You have now signed in using your security key!
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