![]() in Singapore and Shenzhen Tencent Computer Systems Company Limited for Weixin). Both “services” are operated by two separate subsidiaries (WeChat International Pte. Tencent appears to characterize Weixin and WeChat as two “services” provided within the same “app” based on the language of both WeChat and Weixin’s policies. What is Weixin, and its relation to WeChat?Īccording to the WeChat Terms of Service, if the user registered using a Chinese phone number (country code +86), they are considered a “Weixin user”. Besides individuals in China, diaspora populations, family members, journalists, international activists, diplomats, people who do business in China, and just about anyone with a relationship in China are also using WeChat out of necessity. Many inside and outside China use WeChat out of necessity. According to some market research, network traffic from WeChat made up 34% of Chinese mobile traffic in 2018. WeChat is the most popular messaging and social media platform in China and third in the world, with over 1.2 billion monthly active users. Many new security features in newer Android versions seek to enforce permission boundaries and limit types of identifiers available to the application. ![]() This will not only pose a privacy risk but it’s also unknown how WeChat might use that information.Īdditionally we find that various operating system protections work to limit the amount of data the WeChat application may gather, and encourage users to be cautious with sensitive permissions like location. For the average user, it means your identity and activities on Mini Programs are disclosed to WeChat without an informed way to opt-out of this data collection. ![]() The WeChat privacy policy implies that only third parties collect this data, despite the fact that WeChat collects a vast amount of data, not just the third party developers of the Mini Program. Specifically, we find that WeChat is collecting activity and usage logs when users run Mini Programs. We find that they collect more usage data than is disclosed in the WeChat privacy policy. This report analyzes privacy issues with popular app WeChat by reviewing the data collected by the app and sent to WeChat servers during the regular operation of its various features. What is this report about, and what did we learn? Read the full report Should We Chat: Privacy in the WeChat Ecosystem.
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