Shixuan Zhao
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Styx is a novel framework that enhances data privacy and security in collaborative data processing, such as joint AI training, by integrating sticky policies with Trusted Execution Environments (TEEs).
The paper presents the Serpent attack, a practical cross-device token replay vulnerability, demonstrating that Apple Intelligence's anonymous access tokens can be stolen and reused on different devices, even when the victim's usage is rate-limited.
Papers
Too Private to Tell: Practical Token Theft Attacks on Apple Intelligence
The paper presents the Serpent attack, a practical cross-device token replay vulnerability, demonstrating that Apple Intelligence's anonymous access tokens can be stolen and reused on different device…