Author

R. Menon

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#natural language process... Preprint Oct 2026

Beyond Attack Success Rate: Cost-Aware Metric for Evaluating Iterative LLM Jailbreaks

This work introduces $\mathrm{ASR}_{\mathrm{STEP}}$, which penalizes additional victim-model calls while retaining binary success judgments, and considers GCG, PAIR with a step budget, and a single-step PAP baseline on JailBreakBench across three model families.

Rohan Menon, Chih-Hong Cheng · 0 citations

Jul 2026

A Cross-Architecture Audit of Direction-Based Inference-Time Defences in Vision-Language Models

The results show that the two recipes recover partially overlapping geometry and that direction based defences should be calibrated separately for each language decoder family.

Xiang-Yu Yin, Tora Bodin, Rohan Menon et al. · arXiv.org · 0 citations