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TIVK TOK ANDROID
TIVK TOK CODE

When Chinese app developers move beyond China and enter international markets, they must adapt their products to suit different user expectations and regulations while also maintaining their user base in China and compliance with Chinese law. Companies which do not undertake such moderation and compliance activities can be fined or have their business licenses revoked Companies are expected to invest in human resources and technologies to moderate content and comply with government regulations on content controls. TikTok did not restrict any of the keywords we tested.Īpp developers operating in China face unique challenges due to laws and regulations that hold companies accountable for the content published or transmitted on their platforms. Douyin restricts some political terms in search.We did not test for post censorship on Douyin The evidence we collected is inconclusive about whether TikTok employs political censorship of user posts.

TIVK TOK CODE

Both TikTok and Douyin have source code for restricting search results for content labeled as “hate speech,” “suicide prevention,” and “sensitive.” We suspect the “sensitive” field restriction refers to content that is “politically sensitive” but could not confirm.We are concerned but could not confirm that this capability may be used to turn on privacy-violating hidden features. We observed that some of these customizations can be turned on or off by different server-returned configuration values. We postulate that ByteDance develops TikTok and Douyin starting out from a common code base and applies different customizations according to market needs.

TIVK TOK ANDROID

TikTok and Douyin’s Android apps share many parts of their source code.

Despite not exhibiting overtly malicious behavior, Douyin contains features that raise privacy and security concerns, such as dynamic code loading and server-side search censorship.

We did not observe either app collecting contact lists, recording and sending photos, audio, videos or geolocation coordinates without user permission.

TikTok and Douyin do not appear to exhibit overtly malicious behavior similar to those exhibited by malware.

This report provides a comparative analysis of security, privacy, and censorship issues in TikTok and Douyin, both developed by ByteDance.

We covered some general questions on this report on our accompanying FAQ, available in English and Chinese.