A Novel Semantic Manifold Alignment Attack against Embedding-to-Embedding Obfuscation in Privacy-Preserving LLMs
Proxy Manifold Alignment (PMA), a novel attack against E2EO in privacy-preserving LLMs, which employs Word2Vec to model the co-occurrence patterns within the obfuscated stream and the public corpus independently, and constructs two proxy vector embeddings.
Si-Cong Li, Ling-Feng Yao, Xing-Ke Yang et al.
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