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cybersecurity

1,407 papers

#machine learning Preprint Open access Oct 2026

Bounded Reasoning: Cognitive Hierarchy in Human-versus-AI Cyber Defense

Human-agent evaluations often compress interaction into a single performance score, even when human and automated policies adapt differently over time. We study this in a sequential cyber-defense game on an attack graph, where a human or reinforcement-learning defender protects cloud assets against a Deep Q-Network (DQ...

Zahra Aref, Sheng Wei, Narayan B. Mandayam · 0 citations
#machine learning Preprint Oct 2026

Quantum Machine Learning Protection of Military Quantum Key Distribution Against Cryptographically Camouflaged Attacks

Quantum key distribution proves its protocol secure and says nothing about the hardware beneath it, so military and government operators fielding it for command-and-control keys monitor the channel for implementation attacks, and that monitoring has a blind spot. An adversary with a kleptographic foothold in the genera...

Muhammad Shaheer Bin Junaid · 0 citations
#machine learning Preprint Oct 2026

JASPER: Special Session on Joint Reliability And Security Assessment of SPlit Computing for Edge Robustness

A unified framework for the joint assessment of reliability and security in Split Computing is presented, along with a confidence-aware extension that jointly captures prediction errors and confidence degradation, providing a more comprehensive methodology for designing dependable Split Computing systems.

Enrico Magliano, G. Esposito, Amir Hossein Shahdadian et al. · 0 citations
#machine learning Preprint Oct 2026

What Gradients Add to Text Leakage in Split Language Models, Counted per Token and per Document

Split learning lets a client train a language model on a server without sending its text. The client runs the first layers itself and sends the server only their output, a vector of numbers for each token. During training, the server sends gradients back. We show that an observer at the split can rebuild most of the cl...

G. Politis, E. Pappas · 1 citation
#machine learning Preprint Open access Oct 2026

Localize-and-Detect: Auditing Task-Level Poisoning in Instruction-Tuned Models

Instruction fine-tuning adapts a pretrained language model to follow instructions by training it on instruction--response pairs from a collection of tasks, such as summarization and question answering. Task-level poisoning exploits this task structure to manipulate the fine-tuned model into producing attacker-specified...

Luze Sun, Cristina Nita-Rotaru, Alina Oprea · 0 citations

Efficient Secure Federated Learning via Information-Theoretically Secure Key Distribution: A Medical Imaging Case Study

Federated Learning (FL) enables collaborative training of models across institutions without centralizing sensitive data, making it well-suited for privacy-concerned applications, such as medical imaging. To protect FL model updates during secure aggregation, additive masking is commonly employed. However, its underlyi...

Ivan Donà, H. H. Brunner, Á. T. Olivas et al. · 0 citations
#machine learning Preprint Oct 2026

Private Component-by-Component Learning

The framework for restoring realizability of private component learners is applied to Boolean compositions and reduces the overhead on a common component sample bound from $\widetilde O(k/\varepsilon)$ to $\widetilde O(\sqrt{k}/\varepsilon)$.

Dvir Karni, Eliad Tsfadia · 0 citations
#machine learning Preprint Open access Oct 2026

Modeling Deletion Requests in Machine Unlearning

Machine unlearning is seen as a promising approach to enable users to exercise the "right to erasure" in the context of AI models. We ask how users might influence the behavior of models when exercising this right. We define two types of behaviors that users might adopt when requesting the deletion of their data: adapt...

Christian Cianfarani, Aloni Cohen · 0 citations
#machine learning Preprint Oct 2026

Self-Reflection Fine-Tuning: Enhancing Agent Security against Prompt Injection Attacks from Failure Experience

Large language model (LLM) agents are increasingly deployed in tool-augmented environments, but their reliance on external inputs makes them highly vulnerable to prompt injection attacks that can hijack task objectives. Existing safety alignment methods rely on static expert trajectories or preference optimization, lim...

Zi-Xu Wang, Hao Li, Feng Gao et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Authority-Bound Governance of Heterogeneous AI Security Decisions in Telecom and IoT Networks

Artificial intelligence (AI)-enabled security decision systems in telecom and IoT networks can draw on heterogeneous models whose outputs may trigger operational actions. Recording such decisions on a blockchain does not establish that they are authorised, applicable, policy-consistent, or still valid at execution time...

Saviz Changizi, Nasibeh Mohammadzadeh, Mohammad Shojafar et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Multi-Level Distributional Entropy from Flow Summary Statistics for Explainable Network Intrusion Detection

Machine learning network intrusion detection systems (IDS) operate on aggregate flow statistics that discard the distributional structure of traffic, and although information-theoretic measures capture that structure, established entropy estimators require raw packet sequences that pre-aggregated flow datasets do not c...

Mohamed Aly Bouke, Md Shohel Sayeed, Swee-Huay Heng et al. · 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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