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As generative AI (GenAI) agents become more common in enterprise settings, they introduce security challenges that differ significantly from those posed by traditional systems. These agents are not just LLMs; they reason, remember, and act,…

Cryptography and Security · Computer Science 2025-05-06 Vineeth Sai Narajala , Om Narayan

Ensuring the safety of large language models (LLMs) is critical as they are deployed in real-world applications. Existing guardrails rely on rule-based filtering or single-pass classification, limiting their ability to handle nuanced safety…

Computation and Language · Computer Science 2025-05-29 Xiaofei Wen , Wenxuan Zhou , Wenjie Jacky Mo , Muhao Chen

Foundation Model (FM)-based agents are revolutionizing application development across various domains. However, their rapidly growing capabilities and autonomy have raised significant concerns about AI safety. Researchers are exploring…

Software Engineering · Computer Science 2025-01-28 Md Shamsujjoha , Qinghua Lu , Dehai Zhao , Liming Zhu

Guardrails are critical for the safe deployment of Large Language Models (LLMs)-powered software. Unlike traditional rule-based systems with limited, predefined input-output spaces that inherently constrain unsafe behavior, LLMs enable…

Cryptography and Security · Computer Science 2025-09-23 Rui Yang , Michael Fu , Chakkrit Tantithamthavorn , Chetan Arora , Gunel Gulmammadova , Joey Chua

As Large Language Models (LLMs) continue to be increasingly applied across various domains, their widespread adoption necessitates rigorous monitoring to prevent unintended negative consequences and ensure robustness. Furthermore, LLMs must…

Computation and Language · Computer Science 2025-07-09 Seshu Tirupathi , Dhaval Salwala , Elizabeth Daly , Inge Vejsbjerg

Large Language Models (LLMs) are susceptible to adversarial attacks such as jailbreaking, which can elicit harmful or unsafe behaviors. This vulnerability is exacerbated in multilingual settings, where multilingual safety-aligned data is…

Computation and Language · Computer Science 2025-09-29 Yahan Yang , Soham Dan , Shuo Li , Dan Roth , Insup Lee

The trend towards large language models (LLMs) for guardrailing against undesired behaviors is increasing and has shown promise for censoring user inputs. However, increased latency, memory consumption, hosting expenses and non-structured…

Computation and Language · Computer Science 2025-04-30 James O' Neill , Santhosh Subramanian , Eric Lin , Vaikkunth Mugunthan

As large language models (LLMs) are increasingly deployed in real-world applications, safety guardrails are required to go beyond coarse-grained filtering and support fine-grained, interpretable, and adaptable risk assessment. However,…

Large language models (LLMs) are increasingly deployed for everyday tasks, including food preparation and health-related guidance. However, food safety remains a high-stakes domain where inaccurate or misleading information can cause severe…

Cryptography and Security · Computer Science 2026-04-06 Weidi Luo , Xiaofei Wen , Tenghao Huang , Hongyi Wang , Zhen Xiang , Chaowei Xiao , Kristina Gligorić , Muhao Chen

The pervasiveness of large language models (LLMs) in enterprise settings has also brought forth a significant amount of risks associated with their usage. Guardrails technologies aim to mitigate this risk by filtering LLMs' input/output…

Computation and Language · Computer Science 2025-08-27 Kellen Tan Cheng , Anna Lisa Gentile , Chad DeLuca , Guang-Jie Ren

Securing AI agents powered by Large Language Models (LLMs) represents one of the most critical challenges in AI security today. Unlike traditional software, AI agents leverage LLMs as their "brain" to autonomously perform actions via…

Cryptography and Security · Computer Science 2025-11-25 Itay Hazan , Yael Mathov , Guy Shtar , Ron Bitton , Itsik Mantin

A multi-modal guardrail must effectively filter image content based on user-defined policies, identifying material that may be hateful, reinforce harmful stereotypes, contain explicit material, or spread misinformation. Deploying such…

Machine Learning · Computer Science 2025-07-29 Cheng-Fu Yang , Thanh Tran , Christos Christodoulopoulos , Weitong Ruan , Rahul Gupta , Kai-Wei Chang

Autonomous machine learning agents have revolutionized scientific discovery, yet they remain constrained by a Generate-Execute-Feedback paradigm. Previous approaches suffer from a severe Execution Bottleneck, as hypothesis evaluation relies…

Computation and Language · Computer Science 2026-04-08 Jingsheng Zheng , Jintian Zhang , Yujie Luo , Yuren Mao , Yunjun Gao , Lun Du , Huajun Chen , Ningyu Zhang

The evolution of Large Language Models (LLMs) from static instruction-followers to autonomous agents necessitates operating within complex, stateful environments to achieve precise state-transition objectives. However, this paradigm is…

Artificial Intelligence · Computer Science 2026-03-03 Yucheng Zeng , Weipeng Lu , Linyun Liu , Shupeng Li , Zitian Qu , Chenghao Zhu , Shaofei Li , Zhengdong Tan , Mengyue Liu , Haotian Zhao , Zhe Zhou , Jianmin Wu

We introduce a framework for Foundational Analysis of Safety Engineering Requirements (SAFER), a model-driven methodology supported by Generative AI to improve the generation and analysis of safety requirements for complex safety-critical…

Software Engineering · Computer Science 2026-01-13 Noga Chemo , Yaniv Mordecai , Yoram Reich

As LLMs become widespread across diverse applications, concerns about the security and safety of LLM interactions have intensified. Numerous guardrail models and benchmarks have been developed to ensure LLM content safety. However, existing…

Cryptography and Security · Computer Science 2026-02-13 Mintong Kang , Zhaorun Chen , Chejian Xu , Jiawei Zhang , Chengquan Guo , Minzhou Pan , Ivan Revilla , Yu Sun , Bo Li

While LLM-based agents can interact with environments via invoking external tools, their expanded capabilities also amplify security risks. Monitoring step-level tool invocation behaviors in real time and proactively intervening before…

Computation and Language · Computer Science 2026-01-16 Yutao Mou , Zhangchi Xue , Lijun Li , Peiyang Liu , Shikun Zhang , Wei Ye , Jing Shao

Conversational AI systems require guardrails to prevent harmful outputs, yet existing approaches use static rules that cannot adapt to new threats or deployment contexts. We introduce Lattice, a framework for self-constructing and…

Artificial Intelligence · Computer Science 2026-01-27 Emily Broadhurst , Tawab Safi , Joseph Edell , Vashisht Ganesh , Karime Maamari

Agentic AI systems plan, use tools, maintain state, and produce multi-step trajectories with external effects. Those properties create a governance problem that differs materially from single-turn generative AI: important risks emerge dur-…

Artificial Intelligence · Computer Science 2026-04-08 Christopher Koch

The AI era has ushered in Large Language Models (LLM) to the technological forefront, which has been much of the talk in 2023, and is likely to remain as such for many years to come. LLMs are the AI models that are the power house behind…

Cryptography and Security · Computer Science 2026-01-22 Anjanava Biswas , Wrick Talukdar