[{'role': 'user', 'content': "Analyze the following clause from a privacy policy and determine if it's fair or unfair. Also identify any privacy practices mentioned: Back to top Information security We work hard to protect Google and our users from unauthorized access to or unauthorized alteration, disclosure or destruction of information we hold. In particular: We encrypt many of our services using SSL. We offer you two step verification when you access your Google Account, and a Safe Browsing feature in Google Chrome. We review our information collection, storage and processing practices, including physical security measures, to guard against unauthorized access to systems. We restrict access to personal information to Google employees, contractors and agents who need to know that information in order to process it for us, and who are subject to strict contractual confidentiality obligations and may be disciplined or terminated if they fail to meet these obligations."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]