What TikTok Knows About You: User Data, Privacy, and Ethics
TikTok is one of the most popular social media platforms in the world, with more than a billion users who watch and create short-form videos. Like most social platforms, TikTok collects lots of user data to personalize content and target advertisements. This data helps businesses reach specific audiences and improve the overall user experience, but it also raises concerns about privacy, transparency, and the ethics of personal information.
Policies: How TikTok Collects Data
TikTok collects several types of user data to support content personalization and targeted advertising. According to its official privacy policy, the platform collects user-provided information, including account details such as email address, phone number, profile photos, and videos uploaded to the platform. It also gathers user-generated data like comments, direct messages, and reviews.
In addition, the platform collects behavioral and technical data about how people use the app. This includes videos watched, search activity, browsing behavior, and interactions with advertisements. TikTok also gathers device information, including IP address, operating system, device type, and time zone. TikTok analyzes this data to estimate user interests and other characteristics that help advertisers reach specific audiences more effectively. This much information collection, and how it contributes to advertising strategies, may not be known by many users.
Privacy Concerns and Controversies
TikTok has faced several privacy concerns related to how it collects and tracks user information. One issue involves the platform’s ability to collect location data. Wired discusses updates to TikTok’s privacy policy, including changes allowing the collection of more precise location information, such as GPS data, when users grant permission.
Old Privacy Policy
Old Privacy Policy
Another controversy involves TikTok’s tracking technology, known as Pixel. This tool monitors user behavior after someone interacts with an advertisement. BBC News explains that this tool can help advertisers track whether a user views an ad on TikTok and later completes a purchase on another website. While this helps marketers measure advertising performance, it also raises ethical concerns about how much and why our online behavior is tracked across platforms.
Transparency and Consumer Protections
TikTok reports in its privacy policy that it complies with major privacy regulations in the European Union and the United States, including the General Data Protection Regulation (GDPR) and the California Consumer Privacy Act (CCPA). Enacted in 2018, these laws give users more control over the personal information businesses collect about them, allowing individuals to limit data collection, manage ad personalization, and request the deletion of their personal data.
The platform provides privacy settings that allow users to adjust ad preferences and download their data. However, critics argue that these controls can be difficult to understand because of their complex language, which may prevent users from actually understanding how their data influences the ads they see.
Strengthening Privacy: Recommendations and Reflection
To balance effective marketing with stronger privacy protections, TikTok could improve transparency by simplifying its privacy policies and clearly explaining what data is collected and how it is used. Making privacy settings easier to locate and understand could help users make more informed decisions about their personal information.
In Chapter 9 of Paid Attention, Yakob explains that modern media platforms influence how audiences experience advertising and brand messaging. He notes that audiences process information differently depending on context, meaning the medium itself impacts how effective communication is. Because targeted advertising relies on user data, social media platforms must think of the ethical implications of how that information is collected and used.
References
General Data Protection Regulation (GDPR) Compliance Guidelines. GDPR.eu, https://gdpr.eu/.
“California Consumer Privacy Act (CCPA).” Interactive Advertising Bureau (IAB), https://www.iab.com/insights/ccpa/.
“California Consumer Privacy Act (CCPA) | State of California - Department of Justice - Office of the Attorney General.” California Department of Justice, 13 Mar. 2024, https://oag.ca.gov/privacy/ccpa.
Germain, Thomas. “TikTok Is Tracking You, Even if You Don't Use the App. Here's How to Stop It.” BBC, 11 Feb. 2026, https://www.bbc.com/future/article/20260210-tiktok-is-tracking-you-even-if-you-dont-use-the-app-heres-how-to-stop-it.
“Privacy Policy.” TikTok, 5 Feb. 2026, https://www.tiktok.com/legal/page/us/privacy-policy/en.
“Privacy Policy.” TikTok, 30 Nov. 2025, https://www.tiktok.com/legal/page/eea/privacy-policy/en.
Rogers, Reece. “TikTok Is Now Collecting Even More Data About Its Users. Here Are the 3 Biggest Changes.” WIRED, 23 Jan. 2026, https://www.wired.com/story/tiktok-new-privacy-policy/.
Yakob, Faris. Paid Attention: Innovative Advertising for a Digital World. 30 Nov. 2021, ISBN 1398602507.
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