Gets and sets the property SerialNumber.

The identification number of the MFA device that is associated with the IAM user who is making the

call. Specify this value if the IAM user has a policy that requires MFA authentication. The value is either the serial number for a hardware device (such as

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GAHT12345678

) or an Amazon Resource Name (ARN) for a virtual device (such as

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arn:aws:iam::123456789012:mfa/user

). You can find the device for an IAM user by going to the AWS Management Console and viewing the user's security credentials.

public string SerialNumber { get; set; }