Toward Efficient Membership Inference Attacks Against Federated Large Language Models: A Projection Residual Approach

Guilin Deng, Silong Chen, Yuchuan Luo, Yi Liu 0057, Songlei Wang, Zhiping Cai, Lin Liu 0018, Xiaohua Jia, Shaojing Fu. Toward Efficient Membership Inference Attacks Against Federated Large Language Models: A Projection Residual Approach. In IEEE Symposium on Security and Privacy, SP 2026, San Francisco, CA, USA, May 18-21, 2026. pages 2366-2384, IEEE, 2026. [doi]

Abstract

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