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Related papers: LLM-Assisted Authentication and Fraud Detection

200 papers

Detecting fake news requires both a delicate sense of diverse clues and a profound understanding of the real-world background, which remains challenging for detectors based on small language models (SLMs) due to their knowledge and…

Computation and Language · Computer Science 2024-06-11 Beizhe Hu , Qiang Sheng , Juan Cao , Yuhui Shi , Yang Li , Danding Wang , Peng Qi

Hallucination is a key roadblock for applications of Large Language Models (LLMs), particularly for enterprise applications that are sensitive to information accuracy. To address this issue, two general approaches have been explored:…

Computation and Language · Computer Science 2024-10-15 Xinxi Chen , Li Wang , Wei Wu , Qi Tang , Yiyao Liu

Reading and evaluating product reviews is central to how most people decide what to buy and consume online. However, the recent emergence of Large Language Models and Generative Artificial Intelligence now means writing fraudulent or fake…

Phishing attacks represent a significant cybersecurity threat, necessitating adaptive detection techniques. This study explores few-shot Adaptive Linguistic Prompting (ALP) in detecting phishing webpages through the multimodal capabilities…

Computation and Language · Computer Science 2025-08-26 Atharva Bhargude , Ishan Gonehal , Dave Yoon , Kaustubh Vinnakota , Chandler Haney , Aaron Sandoval , Kevin Zhu

Large Language Models (LLMs)-based question answering (QA) systems play a critical role in modern AI, demonstrating strong performance across various tasks. However, LLM-generated responses often suffer from hallucinations, unfaithful…

Computation and Language · Computer Science 2026-01-29 Yuqing Zhao , Ziyao Liu , Yongsen Zheng , Kwok-Yan Lam

As connected and automated transportation systems evolve, there is a growing need for federal and state authorities to revise existing laws and develop new statutes to address emerging cybersecurity and data privacy challenges. This study…

Reliably determining the performance of Retrieval-Augmented Generation (RAG) systems depends on comprehensive test questions. While a proliferation of evaluation frameworks for LLM-powered applications exists, current practices lack a…

Machine Learning · Computer Science 2025-10-02 Noah Broestl , Adel Nasser Abdalla , Rajprakash Bale , Hersh Gupta , Max Struever

Retrieval-Augmented Generation (RAG) compensates for the static knowledge limitations of Large Language Models (LLMs) by integrating external knowledge, producing responses with enhanced factual correctness and query-specific…

Computation and Language · Computer Science 2025-05-21 Ruobing Yao , Yifei Zhang , Shuang Song , Neng Gao , Chenyang Tu

Retrieval-Augmented Generation (RAG) aims to reduce hallucination by grounding answers in retrieved evidence, yet hallucinated answers remain common even when relevant documents are available. Existing evaluations focus on answer-level or…

Computation and Language · Computer Science 2026-05-21 Passant Elchafei , Monorama Swain , Shahed Masoudian , Markus Schedl

The widespread adoption of Retrieval-Augmented Generation (RAG) systems in real-world applications has heightened concerns about the confidentiality and integrity of their proprietary knowledge bases. These knowledge bases, which play a…

Cryptography and Security · Computer Science 2025-03-21 Pengcheng Zhou , Yinglun Feng , Zhongliang Yang

The Retrieval-augmented generation (RAG) system based on Large language model (LLM) has made significant progress. It can effectively reduce factuality hallucinations, but faithfulness hallucinations still exist. Previous methods for…

Computation and Language · Computer Science 2026-01-07 Jianpeng Hu , Yanzeng Li , Jialun Zhong , Wenfa Qi , Lei Zou

Retrieval-Augmented Language Models (RALMs) face significant challenges in reducing factual errors, particularly in document relevance evaluation and knowledge integration. We introduce a framework for structured relevance assessment that…

Artificial Intelligence · Computer Science 2025-07-30 Aryan Raj , Astitva Veer Garg , Anitha D

Large Language Models (LLMs) enhanced with Retrieval-Augmented Generation (RAG) have shown improved performance in generating accurate responses. However, the dependence on external knowledge bases introduces potential security…

Cryptography and Security · Computer Science 2026-04-10 Zhiyuan Chang , Mingyang Li , Xiaojun Jia , Junjie Wang , Yuekai Huang , Ziyou Jiang , Yang Liu , Qing Wang

Retrieval-Augmented Generation (RAG) enhances the factuality of Large Language Models (LLMs) by incorporating retrieved documents and/or generated context. However, LLMs often exhibit a stylistic bias when presented with mixed contexts,…

Computation and Language · Computer Science 2026-04-21 Jiaang Li , Zhendong Mao , Quan Wang , Yuning Wan , Yongdong Zhang

The pervasiveness of the dissemination of fake news through social media platforms poses critical risks to the trust of the general public, societal stability, and democratic institutions. This challenge calls for novel methodologies in…

Computation and Language · Computer Science 2025-02-04 Jingyuan Yi , Zeqiu Xu , Tianyi Huang , Peiyang Yu

Large language models (LLMs) are reshaping numerous facets of our daily lives, leading widespread adoption as web-based services. Despite their versatility, LLMs face notable challenges, such as generating hallucinated content and lacking…

Cryptography and Security · Computer Science 2025-11-04 Minseok Kim , Hankook Lee , Hyungjoon Koo

Large Language Models (LLMs) have made it easier to create realistic fake profiles on platforms like LinkedIn. This poses a significant risk for text-based fake profile detectors. In this study, we evaluate the robustness of existing…

Social and Information Networks · Computer Science 2025-07-24 Apoorva Gulati , Rajesh Kumar , Vinti Agarwal , Aditya Sharma

Chain-of-Thought (CoT) prompting has become the de facto method to elicit reasoning capabilities from large language models (LLMs). However, to mitigate hallucinations in CoT that are notoriously difficult to detect, current methods such as…

Computation and Language · Computer Science 2025-06-06 Chengwu Liu , Ye Yuan , Yichun Yin , Yan Xu , Xin Xu , Zaoyu Chen , Yasheng Wang , Lifeng Shang , Qun Liu , Ming Zhang

Retrieval-Augmented Generation (RAG) is a critical technique for grounding Large Language Models (LLMs) in factual evidence, yet evaluating RAG systems in specialized, safety-critical domains remains a significant challenge. Existing…

Computation and Language · Computer Science 2025-11-07 Joshua Gao , Quoc Huy Pham , Subin Varghese , Silwal Saurav , Vedhus Hoskere

Alignment faking (AF) occurs when an LLM strategically complies with training objectives to avoid value modification, reverting to prior preferences once monitoring is lifted. Current detection methods focus on conversational settings and…

Cryptography and Security · Computer Science 2026-04-30 Matteo Leonesi , Francesco Belardinelli , Flavio Corradini , Marco Piangerelli