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cybersecurity

1,407 papers

#artificial intelligence Preprint Sep 2026

SyzHarness: Patch-Based Kernel Bug Reproduction with LLM-Synthesized Fuzzing Harnesses

SyzHarness is a framework that combines LLM reasoning with coverage-guided fuzzing for patch-based Linux kernel vulnerability reproduction and achieves a 73% bug reproduction success rate, substantially outperforming prior directed greybox fuzzing.

Xing-Yu Li, Jue-Fei Pu, Hao-Nan Li et al. · 0 citations
#artificial intelligence Preprint Sep 2026

When the Agent Becomes the Kernel: A Systematization of Security on the Path to AI-Native Operating Systems

It is argued that this gap leaves an irreducible residual of undetected attacks wherever inputs and actions are not restricted in advance to an enumerated set, and systematize defenses across runtime monitoring, architectural separation, and authorization.

Li Zhang, Yang Sun, Jie Shi · 0 citations
#artificial intelligence Open access Jun 2026

Dual-Locking Learned AI Models: A PIN-Based Sparse QIM Watermarking and Adaptive Index Permutation Approach

A dual-locking method for securing trained neural networks, combining key-driven index permutation with personal identification number-based watermarking via sparse quantization index modulation (QIM), which offers strong protection and traceability for neural network models.

Iva Vasic, Jesús Muñoz-Cádiz, Bata Vasic · 0 citations
#artificial intelligence Review Sep 2026

When Agentic Trust Crosses Organizational Boundaries: Structural Externalization and a Reference Model for Trust Evidence

Trustworthiness as a Service is developed through a synthesis of trustworthy-AI governance, agent security, distributed trust management, identity, provenance, assurance, and control-plane research, providing a reusable profile for cross-domain reliance.

Hua-Fu Li, Ji'an Xia · 0 citations
#artificial intelligence Preprint Sep 2026

The Price of Safety: Benign-Case Utility and Token Overhead of Memory-Poisoning Defenses in LLM Agents

Memory-poisoning defenses for LLM agents are typically evaluated by how well they stop attacks, even though almost all traffic they encounter is benign. We measure their cost when no attack is present. Our harness holds the memory backend, retrieval, answer prompt, and judge constant, changing only the defense. We test...

Pritom Bhowmik · 0 citations
#artificial intelligence Preprint Sep 2026

SelfOp: An Optimization Algorithm for Self-Improving Security Agents

LLM agents are increasingly used for security tasks: vulnerability discovery, exploit reproduction, and patch generation. Improving them at the model level demands expert demonstrations or computable rewards, which security tasks rarely offer: traces are costly, failures hard to diagnose, rewards sparse, and non-comput...

Saad Ullah, Yiğitcan Kaya, Christopher Kruegel et al. · 0 citations
#artificial intelligence Preprint Sep 2026

MATE: Policy-Aware Security Auditing for Mobile Agents via Synthesis-Driven Trajectory Learning

Mobile agents powered by foundation models now automate complex, multi-step workflows on real devices, but their trajectories can violate app-specific security policies. Existing trajectory-level defenses rely on LLM prompting or rigid rules, and thus fail to support fine-grained, natural-language policies that general...

Chang-Yue Jiang, Jia-Yi Wang, Xin Wen et al. · 1 citation
#artificial intelligence Preprint Sep 2026

From Capability to Assurance in Autonomous Penetration-Testing Harnesses: A Framework and Reference Implementation

This paper defines a framework of five assurance properties and claims an initial existence argument that the properties are realizable together, not a comparative performance result, and specifies the multi target, ablation, and adversarial evaluation protocol required to turn the framework obligations into measuremen...

Joas Antonio dos Santos Barbosa · 1 citation
#artificial intelligence Preprint Sep 2026

Fairly Compensated Distributed Information Retrieval and Augmentation for AI Agents

A fairly compensated protocol for distributed information retrieval and augmentation in autonomous agent networks that enables retrieval agents to securely evaluate and rank candidate documents without learning their plaintext contents, while ensuring that data providers are compensated only when valid information is s...

Yi-Xiang Yao, Pasha Barahimi, Srivatsan Ravi · 0 citations
#artificial intelligence Review Sep 2026

Zero-Trust Authorization and Discovery for Enterprise MCP

LLM agents translate natural-language context, which may include attacker-controlled text, into privileged tool calls, so authorization must remain effective even when an agent is prompt-injected or adversarially steered. The Model Context Protocol (MCP) has become a widely adopted interface for this boundary, yet its...

Huang-Jian Li, Yu-Wei Wang, Srinivasan Manoharan · 1 citation
#artificial intelligence Preprint Sep 2026

Structured Decomposition for Reliable LLM-Generated Access Control Policies

This paper presents an LLM-based system that translates natural-language access control policies (NLACPs) into executable Rego code for Open Policy Agent (OPA). It provides a modular, end-to-end pipeline for policy detection, component extraction, schema validation, linting, compilation, and automated test generation a...

Vatsal Gupta, Darshan Sreenivasamurthy · 0 citations

From tech blogs

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Microsoft Research Blog Nov 3, 2026

Learn the rules: The hacker mindset

Research Manager Mike Walker reflects on a career spanning hacker culture, cybersecurity, and AI, sharing lessons about trust, teamwork, leadership, and why solving difficult problems requires curiosity, judgment, agility—and an understanding of the rules. The post Learn the rules: The hacker mindset appeared first on Microsoft Research.

GPT-Lab Oct 30, 2026

Black October? The Week AI Changed the Cybersecurity Conversation

Critical flaws, compromised release channels and agentic AI threats landed within days of each other in mid-October 2026. Why “Black October” may say more about how well we now find weaknesses than about the attacks themselves. The post Black October? The Week AI Changed the Cybersecurity Conversation appeared first on GPT-Lab.

Google DeepMind Blog Jul 17, 2026

Introducing Gemini 3.5 Flash Cyber

Google introduces Gemini 3.5 Flash Cyber, a lightweight cybersecurity model to find and patch vulnerabilities.

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