MZ

Mohammad Zandsalimy

0000-0002-3320-1744

cs.CRcs.AIcs.LGcs.CL

On Valency

published · living versions

W_8bxezcmd·v1 · currentpublished

Which Words a Model Fears: From a Refusal Direction to a Vocabulary-Wide Fear Lexicon

with Boyuan Zhang, Shanu Sushmita

1 version

Preprints & journals

9 papers in the corpus · 2025–2026

The Uncontrolled Variable: Vision-Language Refusal Is Conditioned on the Image-Attachment Interface, and Not Robust to Irrelevant Image Properties2609.26174v2 · Haoyu Zhang, Yi Feng, Hanwen Liu et al.2026 · 0 citationsarXiv

Refusing Everything Looks Safe: Restoring the Benign Arm to Encoded-Prompt Evaluation2609.26176v2 · Haoyu Zhang, Haowen Xu, Xiao Luo et al.2026 · 0 citationsarXiv

Unread or Unenforced? Separating Representation from Enforcement Failure in Content Guards2609.26178v3 · Haoyu Zhang, Yi Feng, Shibo Zheng et al.2026 · 0 citationsarXiv

0%, 45%, or 99%: A Guardrail's Own Share of the Refusals It Is Credited With2608.08641v2 · Haoyu Zhang, Xiangchen Guan, Yang Chen et al.2026 · 0 citationsarXiv

Decoy Images Amplify Caption-Mediated Defenses Against Encoded Jailbreaks2608.01043v2 · Haoyu Zhang, Xiangchen Guan, Shibo Zheng et al.2026 · 0 citationsarXiv

Blind, Not Weak: A Best-of-Suite Safety-Utility Frontier for Recover-and-Reguard Defenses Against Encoded VLM Jailbreaks2607.26574v3 · Haoyu Zhang, Zhuoxi Wang, Shibo Zheng et al.2026 · 0 citationsarXiv

Depth, Not Breadth: Best-of-N Jailbreaking Beyond Surface Noise2607.26639v3 · Haoyu Zhang, Hanwen Liu, Yang Chen et al.2026 · 0 citationsarXiv

Exposing LLM Safety Gaps Through Mathematical Encoding:New Attacks and Systematic Analysis2605.03441v1 · Haoyu Zhang, Mohammad Zandsalimy, Shanu Sushmita2026 · 0 citationsarXiv

Behind the Mask: Benchmarking Camouflaged Jailbreaks in Large Language Models2509.05471v1 · Youjia Zheng, Mohammad Zandsalimy, Shanu Sushmita2025 · 0 citationsarXiv

Career total: 26 works. 9 are in this corpus.

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