public static async Task UnregisterDevice(DeviceInfo info)
{
try
{
await SecondaryAuthenticationFactorRegistration.UnregisterDeviceAsync(info.DeviceId.ToString());
if ((await SecondaryAuthenticationFactorRegistration.FindAllRegisteredDeviceInfoAsync(SecondaryAuthenticationFactorDeviceFindScope.AllUsers)).Count <= 0)
{
BackgroundHelper.Unregister();
}
}
catch (Exception e)
{
Debug.Write(e);
}
}
public static async Task RegisterDevice(DeviceInfo info, IBuffer deviceKey, IBuffer authKey)
{
var registrationResult =
await SecondaryAuthenticationFactorRegistration.RequestStartRegisteringDeviceAsync(
info.DeviceId.ToString(), // deviceId: max 40 wide characters. For example, serial number of the device
SecondaryAuthenticationFactorDeviceCapabilities.SecureStorage |
SecondaryAuthenticationFactorDeviceCapabilities.HMacSha256 |
SecondaryAuthenticationFactorDeviceCapabilities.StoreKeys,
info.DeviceFriendlyName, // deviceFriendlyName: max 64 wide characters. For example: John's card
info.DeviceModelName, // deviceModelNumber: max 32 wide characters. The app should read the model number from device.
deviceKey,
authKey);
if (registrationResult.Status != SecondaryAuthenticationFactorRegistrationStatus.Started)
{
throw new OperationCanceledException(registrationResult.Status.ToString());
}
await registrationResult.Registration.FinishRegisteringDeviceAsync(null); //config data limited to 4096 bytes
BackgroundHelper.RegisterIfNeeded();
}
