TikTok's Privacy Innovation

A Secure and Private Platform for Transparent Research Access with Privacy-Enhancing Technologies The recent shift in regulatory demands — aimed at fostering an understanding of the systemic risks — is pushing large online platforms and search engines towards greater transparency. Some regulations require these companies to grant privileged data access to vetted researchers. However, this could potentially lead to unintentional misuse or leaks of user privacy. It is very hard, yet important to design a platform to strive to balance transparency with robust protections to mitigate these privacy risks. In this talk, we will discuss a solution that leverages privacy-enhancing technologies like trusted execution environments (TEEs) to balance between transparency and user privacy. We demonstrate how TEEs can provide secure enclaves for data confidentiality and execution integrity to both data owners and data scientists. Also, we will discuss future opportunities and other use cases of the solution.