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Andy Zou

18 accepted papers

2026

Comparing AI Agents to Cybersecurity Professionals in Real-World Penetration Testing

ICLR 2026poster

We present the first comprehensive evaluation of AI agents against human cybersecurity professionals in a live enterprise environment. We evaluate ten cybersecurity professionals alongside six existing AI agents and ARTEMIS, our new agent scaffold, on a large university network consisting of $\sim$8…

Cited by 0SourcecodeScholar
2026

Omni-Attack: Adversarial Attacks on Open-Ended VQA in Black-Box Multimodal LLMs

CVPR 2026

Multimodal large language models (MLLMs) have achieved remarkable success across diverse applications, from autonomous driving to document understanding. As these models are deployed in safety-critical contexts, understanding their adversarial robustness becomes crucial. However, current evaluations

Cited by 0SourcecodeScholar
2026

TrustGen: A Platform of Dynamic Benchmarking on the Trustworthiness of Generative Foundation Models

ICLR 2026poster

Generative foundation models (GenFMs), such as large language models and text-to-image systems, have demonstrated remarkable capabilities in various downstream applications. As they are increasingly deployed in high-stakes applications, assessing their trustworthiness has become both a critical nece…

Cited by 0SourceScholar
2025

AgentHarm: A Benchmark for Measuring Harmfulness of LLM Agents

ICLR 2025poster

The robustness of LLMs to jailbreak attacks, where users design prompts to circumvent safety measures and misuse model capabilities, has been studied primarily for LLMs acting as simple chatbots. Meanwhile, LLM agents---which use external tools and can execute multi-stage tasks---may pose a greater…

Cited by 36SourcePDFScholar
2025

Safety Pretraining: Toward the Next Generation of Safe AI

NeurIPS 2025poster

As large language models (LLMs) are increasingly deployed in high-stakes settings, the risk of generating harmful or toxic content remains a central challenge. Post-hoc alignment methods are brittle: once unsafe patterns are learned during pretraining, they are hard to remove. In this work, we prese…

Cited by 0SourceScholar
2025

Security Challenges in AI Agent Deployment: Insights from a Large Scale Public Competition

NeurIPS 2025poster

AI agents are rapidly being deployed across diverse industries, but can they adhere to deployment policies under attacks? We organized a one-month red teaming challenge---the largest of its kind to date---involving expert red teamers attempting to elicit policy violations from AI agents powered by $…

Cited by 0SourceScholar
2025

Tamper-Resistant Safeguards for Open-Weight LLMs

ICLR 2025poster

Rapid advances in the capabilities of large language models (LLMs) have raised widespread concerns regarding their potential for malicious use. Open-weight LLMs present unique challenges, as existing safeguards lack robustness to tampering attacks that modify model weights. For example, recent works…

2024

HarmBench: A Standardized Evaluation Framework for Automated Red Teaming and Robust Refusal

ICML 2024poster

Automated red teaming holds substantial promise for uncovering and mitigating the risks associated with the malicious use of large language models (LLMs), yet the field lacks a standardized evaluation framework to rigorously assess new methods. To address this issue, we introduce HarmBench, a standa…

2024

Improving Alignment and Robustness with Circuit Breakers

NeurIPS 2024poster

AI systems can take harmful actions and are highly vulnerable to adversarial attacks. We present an approach, inspired by recent advances in representation engineering, that interrupts the models as they respond with harmful outputs with "circuit breakers." Existing techniques aimed at improving ali…

Cited by 65SourcePDFScholar
2024

The WMDP Benchmark: Measuring and Reducing Malicious Use with Unlearning

ICML 2024poster

The White House Executive Order on Artificial Intelligence highlights the risks of large language models (LLMs) empowering malicious actors in developing biological, cyber, and chemical weapons. To measure these risks, government institutions and major AI labs are developing evaluations for hazardou…

Cited by 145SourcePDFScholar
2023

Do the Rewards Justify the Means? Measuring Trade-Offs Between Rewards and Ethical Behavior in the Machiavelli Benchmark

ICML 2023oral

Artificial agents have traditionally been trained to maximize reward, which may incentivize power-seeking and deception, analogous to how next-token prediction in language models (LMs) may incentivize toxicity. So do agents naturally learn to be Machiavellian? And how do we measure these behaviors i…

2023

Unlocking Deterministic Robustness Certification on ImageNet

NeurIPS 2023poster

Despite the promise of Lipschitz-based methods for provably-robust deep learning with deterministic guarantees, current state-of-the-art results are limited to feed-forward Convolutional Networks (ConvNets) on low-dimensional data, such as CIFAR-10. This paper investigates strategies for expanding…

Cited by 10SourcePDFScholar
2022

Forecasting Future World Events With Neural Networks

NeurIPS 2022accept

Forecasting future world events is a challenging but valuable task. Forecasts of climate, geopolitical conflict, pandemics and economic indicators help shape policy and decision making. In these domains, the judgment of expert humans contributes to the best forecasts. Given advances in language mode…

2022

How Would The Viewer Feel? Estimating Wellbeing From Video Scenarios

NeurIPS 2022accept

In recent years, deep neural networks have demonstrated increasingly strong abilities to recognize objects and activities in videos. However, as video understanding becomes widely used in real-world applications, a key consideration is developing human-centric systems that understand not only the co…

2022

PixMix: Dreamlike Pictures Comprehensively Improve Safety Measures

CVPR 2022poster

In real-world applications of machine learning, reliable and safe systems must consider measures of performance beyond standard test set accuracy. These other goals include out-of-distribution (OOD) robustness, prediction consistency, resilience to adversaries, calibrated uncertainty estimates, and…

Cited by 158PDFcodeScholar
2022

Scaling Out-of-Distribution Detection for Real-World Settings

ICML 2022spotlight

Detecting out-of-distribution examples is important for safety-critical machine learning applications such as detecting novel biological phenomena and self-driving cars. However, existing research mainly focuses on simple small-scale settings. To set the stage for more realistic out-of-distribution…

2021

Measuring Massive Multitask Language Understanding

ICLR 2021poster

We propose a new test to measure a text model's multitask accuracy. The test covers 57 tasks including elementary mathematics, US history, computer science, law, and more. To attain high accuracy on this test, models must possess extensive world knowledge and problem solving ability. We find that wh…

2021

What Would Jiminy Cricket Do? Towards Agents That Behave Morally

NeurIPS 2021poster

When making everyday decisions, people are guided by their conscience, an internal sense of right and wrong, to behave morally. By contrast, artificial agents may behave immorally when trained on environments that ignore moral concerns, such as violent video games. With the advent of generally capab…

Cited by 69SourcecodeScholar