Generate Passkey Authentication Options

The ID of the challenge returned by Initiate Challenge. Only required if you want to customize the action code associated with the passkey sign-in.

If passed, will restrict the allowed credentials for the passkey sign-in to those associated with the given username. Recommended for when using passkeys for MFA or step-up authentication.

The ID of the passkey challenge. Should be passed back to the complete the challenge.

The options for public key credential authentication, including rpId and challenge.