Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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the arbitrator shall have the authority to make appropriate rulings to safeguard that confidentiality , unless the law provides to the contrary . 

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. OPTIONS: ["Contract by using", "Unilateral change", "Limitation of liability", "Choice of law", "Unilateral termination", "Arbitration", "Jurisdiction", "None", "Content removal"].