Author

Xin-Fan Guo

h-index 1 View on Semantic Scholar

We have 1 of 2 papers

We haven’t gathered this author’s papers yet. Follow them and we’ll fetch their work.

Not the right person? Other researchers publish under this name.

#artificial intelligence Preprint Oct 2026

APEX: Active Protection at Execution Boundaries for LLM Agents

APEX is an active defense that enforces both at this boundary from a single authorization contract compiled before untrusted execution, and applies uniformly across capability units without attack-specific policies or taint tracking.

Xin-Ran Zheng, Xin-Fan Guo, Zhi-Qian Hao et al. · 1 citation