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Security alignment enables the Large Language Model (LLM) to gain the protection against malicious queries, but various jailbreak attack methods reveal the vulnerability of this security mechanism. Previous studies have isolated LLM…

Cryptography and Security · Computer Science 2025-08-07 Xiaohu Li , Yunfeng Ning , Zepeng Bao , Mayi Xu , Jianhao Chen , Tieyun Qian

The convergence of LLM-powered research assistants and AI-based peer review systems creates a critical vulnerability: fully automated publication loops where AI-generated research is evaluated by AI reviewers without human oversight. We…

Cryptography and Security · Computer Science 2025-10-22 Fengqing Jiang , Yichen Feng , Yuetai Li , Luyao Niu , Basel Alomair , Radha Poovendran

LLM-based code interpreter agents are increasingly deployed in critical workflows, yet their robustness against risks introduced by their code execution capabilities remains underexplored. Existing benchmarks are limited to static datasets…

Cryptography and Security · Computer Science 2026-02-24 Lei Ba , Qinbin Li , Songze Li

With the increasing quality and spread of LLM assistants, the amount of generated content is growing rapidly. In many cases and tasks, such texts are already indistinguishable from those written by humans, and the quality of generation…

Computation and Language · Computer Science 2026-04-15 Irina Tolstykh , Aleksandra Tsybina , Sergey Yakubson , Aleksandr Gordeev , Vladimir Dokholyan , Maksim Kuprashevich

The rapid advancement in large language models (LLMs) has significantly enhanced their ability to generate coherent and contextually relevant text, raising concerns about the misuse of AI-generated content and making it critical to detect…

Computation and Language · Computer Science 2025-07-15 Pablo Miralles-González , Javier Huertas-Tato , Alejandro Martín , David Camacho

Advanced Persistent Threats (APTs) are among the most challenging cyberattacks to detect. They are carried out by highly skilled attackers who carefully study their targets and operate in a stealthy, long-term manner. Because APTs exhibit…

Large Language Models (LLMs) can generate highly persuasive text, raising concerns about their misuse for propaganda, manipulation, and other harmful purposes. This leads us to our central question: Is LLM-generated persuasion more…

Computation and Language · Computer Science 2026-04-22 Arkadiusz Modzelewski , Paweł Golik , Anna Kołos , Giovanni Da San Martino

The proliferation of AI-generated media poses significant challenges to information authenticity and social trust, making reliable detection methods highly demanded. Methods for detecting AI-generated media have evolved rapidly, paralleling…

Computer Vision and Pattern Recognition · Computer Science 2025-02-13 Yueying Zou , Peipei Li , Zekun Li , Huaibo Huang , Xing Cui , Xuannan Liu , Chenghanyu Zhang , Ran He

Large language models (LLMs) are increasingly capable of generating functional source code, raising concerns about authorship, accountability, and security. While detecting AI-generated code is critical, existing datasets and benchmarks are…

Machine Learning · Computer Science 2026-02-03 Daniil Orel , Dilshod Azizov , Indraneil Paul , Yuxia Wang , Iryna Gurevych , Preslav Nakov

This study explores the challenge of sentence-level AI-generated text detection within human-AI collaborative hybrid texts. Existing studies of AI-generated text detection for hybrid texts often rely on synthetic datasets. These typically…

Computation and Language · Computer Science 2024-05-24 Zijie Zeng , Shiqi Liu , Lele Sha , Zhuang Li , Kaixun Yang , Sannyuya Liu , Dragan Gašević , Guanliang Chen

The recent large language models (LLMs), e.g., ChatGPT, have been able to generate human-like and fluent responses when provided with specific instructions. While admitting the convenience brought by technological advancement, educators…

Computation and Language · Computer Science 2023-12-27 Zijie Zeng , Lele Sha , Yuheng Li , Kaixun Yang , Dragan Gašević , Guanliang Chen

The rapid advancement of large language models (LLMs) has resulted in increasingly sophisticated AI-generated content, posing significant challenges in distinguishing LLM-generated text from human-written language. Existing detection…

Computation and Language · Computer Science 2025-08-12 Siyuan Li , Xi Lin , Guangyan Li , Zehao Liu , Aodu Wulianghai , Li Ding , Jun Wu , Jianhua Li

The growing collaboration between humans and AI models in generative tasks has introduced new challenges in distinguishing between human-written, LLM-generated, and human-LLM collaborative texts. In this work, we collect a multilingual,…

Computation and Language · Computer Science 2026-02-10 Minh Ngoc Ta , Dong Cao Van , Duc-Anh Hoang , Minh Le-Anh , Truong Nguyen , My Anh Tran Nguyen , Yuxia Wang , Preslav Nakov , Sang Dinh

Detecting content generated by large language models (LLMs) is crucial for preventing misuse and building trustworthy AI systems. Although existing detection methods perform well, their robustness in out-of-distribution (OOD) scenarios is…

Computation and Language · Computer Science 2025-08-19 Xin Chen , Junchao Wu , Shu Yang , Runzhe Zhan , Zeyu Wu , Ziyang Luo , Di Wang , Min Yang , Lidia S. Chao , Derek F. Wong

As large language models (LLMs) reach human-like fluency, reliably distinguishing AI-generated text from human authorship becomes increasingly difficult. While watermarks already exist for LLMs, they often lack flexibility and struggle with…

Computation and Language · Computer Science 2025-06-18 Georg Niess , Roman Kern

With the rapid development of cloud-based services, large language models have become increasingly accessible through various web platforms. However, this accessibility has also led to growing risks of model abuse. LLM watermarking has…

Cryptography and Security · Computer Science 2026-04-28 Hao Li , Yubing Ren , Yanan Cao , Yingjie Li , Fang Fang , Shi Wang , Li Guo

It is still a challenging task to learn a neural text generation model under the framework of generative adversarial networks (GANs) since the entire training process is not differentiable. The existing training strategies either suffer…

Computation and Language · Computer Science 2023-07-25 Liping Yuan , Jiehang Zeng , Xiaoqing Zheng

Growing amount and quality of AI-generated texts makes detecting such content more difficult. In most real-world scenarios, the domain (style and topic) of generated data and the generator model are not known in advance. In this work, we…

This paper introduces AIDetx, a novel method for detecting machine-generated text using data compression techniques. Traditional approaches, such as deep learning classifiers, often suffer from high computational costs and limited…

Computation and Language · Computer Science 2024-12-02 Leonardo Almeida , Pedro Rodrigues , Diogo Magalhães , Armando J. Pinho , Diogo Pratas

Recently there have been many shared tasks targeting the detection of generated text from Large Language Models (LLMs). However, these shared tasks tend to focus either on cases where text is limited to one particular domain or cases where…

Computation and Language · Computer Science 2025-01-16 Liam Dugan , Andrew Zhu , Firoj Alam , Preslav Nakov , Marianna Apidianaki , Chris Callison-Burch