FraudShield: Knowledge Graph Empowered Defense for LLMs against Fraud Attacks.

@inproceedings{xu-2026-fraudshield, author = {Naen Xu and Jinghuai Zhang and Ping He and Chunyi Zhou and Jun Wang and Zhihui Fu and Tianyu Du and Zhaoxiang Wang and Shouling Ji}, editor = {Hakim Hacid and Yoelle Maarek and Francesco Bonchi and Ido Guy and Emine Yilmaz}, title = {{FraudShield: Knowledge Graph Empowered Defense for LLMs against Fraud Attacks}}, booktitle = {{Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026}}, pages = {2649--2660}, publisher = {ACM}, year = {2026}, url = {https://doi.org/10.1145/3774904.3792199}, doi = {https://doi.org/10.1145/3774904.3792199} }