[{'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: In WeChat, we use encryption technology (such as SSL) to protect certain sensitive Information (such as Location Data) provided by you to us. Please be aware that despite our efforts, no data security measures can guarantee 100% security at all times. Our systems and the communications networks through which you access WeChat may be subject to security breaches and failures which are due to circumstances beyond our reasonable control. If you have any questions regarding the security of your Personal Information, please contact our Privacy Officer."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Location_1stParty.'}]