Author

Jinyuan Jia

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Preprint Aug 2026

Agent Against Agent: An Agentic System for Automatic Prompt Injection Red Teaming

PIMiner is developed, an agentic system for prompt injection red-teaming that builds a strategy library from scratch during training and can be directly transferred to a previously unseen target LLM without additional training at test time.

Yan-Ting Wang, Chenlong Yin, Runpeng Geng et al. · 0 citations

#artificial intelligence Review Aug 2026

LongPIBench: A Long-Context Benchmark for Prompt Injection

LongPIBench is introduced, a long-context benchmark for prompt injection covering 4 realistic application scenarios: paper peer review, resume screening, code review, and email summary, and the evaluation results reveal significant vulnerabilities of prompt injection defenses under long-context settings.

Yupei Liu, Yuqi Jia, N. Gong et al. · 0 citations