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20232025
most citedThe Good and The Bad: Exploring Privacy Issues in Retrieval-Augmented Generation (RAG)

6 citations · 27 across the 15 of their papers we have counts for

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Showing cs.CRShow all

9 papers · 1 filter

cs.CR2025

Comprehensive Vulnerability Analysis is Necessary for Trustworthy LLM-MAS

Pengfei He, Yue Xing, Juanhui Li +7

TThis paper argues that \textbf{a comprehensive vulnerability analysis is essential for building trustworthy Large Language Model-based Multi-Agent Systems (LLM-MAS)}. These system…

cs.CR2025

Multi-Faceted Studies on Data Poisoning can Advance LLM Development

Pengfei He, Yue Xing, Han Xu +2

The lifecycle of large language models (LLMs) is far more complex than that of traditional machine learning models, involving multiple training stages, diverse data sources, and va…

cs.CR2025

Red-Teaming LLM Multi-Agent Systems via Communication Attacks

Pengfei He, Yupin Lin, Shen Dong +3

Large Language Model-based Multi-Agent Systems (LLM-MAS) have revolutionized complex problem-solving capability by enabling sophisticated agent collaboration through message-based…

cs.CR2024★ 5 cited

Mitigating the Privacy Issues in Retrieval-Augmented Generation (RAG) via Pure Synthetic Data

Shenglai Zeng, Jiankun Zhang, Pengfei He +7

Retrieval-augmented generation (RAG) enhances the outputs of language models by integrating relevant information retrieved from external knowledge sources. However, when the retrie…

cs.CR2024★ 6 cited

The Good and The Bad: Exploring Privacy Issues in Retrieval-Augmented Generation (RAG)

Shenglai Zeng, Jiankun Zhang, Pengfei He +8

Retrieval-augmented generation (RAG) is a powerful technique to facilitate language model with proprietary and private data, where data privacy is a pivotal concern. Whereas extens…

cs.CR2024★ 5 cited

Copyright Protection in Generative AI: A Technical Perspective

Jie Ren, Han Xu, Pengfei He +10

Generative AI has witnessed rapid advancement in recent years, expanding their capabilities to create synthesized content such as text, images, audio, and code. The high fidelity a…

cs.CR2024★ 1 cited

Data Poisoning for In-context Learning

Pengfei He, Han Xu, Yue Xing +3

In the domain of large language models (LLMs), in-context learning (ICL) has been recognized for its innovative ability to adapt to new tasks, relying on examples rather than retra…

cs.CR2023★ 3 cited

A Robust Semantics-based Watermark for Large Language Model against Paraphrasing

Jie Ren, Han Xu, Yiding Liu +4

Large language models (LLMs) have show great ability in various natural language tasks. However, there are concerns that LLMs are possible to be used improperly or even illegally.…

cs.CR2023★ 1 cited

Stealthy Backdoor Attack via Confidence-driven Sampling

Pengfei He, Yue Xing, Han Xu +6

Backdoor attacks aim to surreptitiously insert malicious triggers into DNN models, granting unauthorized control during testing scenarios. Existing methods lack robustness against…