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The graph-based model can help to detect suspicious fraud online. Owing to the development of Graph Neural Networks~(GNNs), prior research work has proposed many GNN-based fraud detection frameworks based on either homogeneous graphs or…

Social and Information Networks · Computer Science 2020-07-03 Zhiwei Liu , Yingtong Dou , Philip S. Yu , Yutong Deng , Hao Peng

This study proposes a credit card fraud detection method based on Heterogeneous Graph Neural Network (HGNN) to address fraud in complex transaction networks. Unlike traditional machine learning methods that rely solely on numerical features…

Machine Learning · Computer Science 2025-04-14 Qiuwu Sha , Tengda Tang , Xinyu Du , Jie Liu , Yixian Wang , Yuan Sheng

The popularity of online social networks has enabled rapid dissemination of information. People now can share and consume information much more rapidly than ever before. However, low-quality and/or accidentally/deliberately fake information…

Social and Information Networks · Computer Science 2023-07-25 Shuzhi Gong , Richard O. Sinnott , Jianzhong Qi , Cecile Paris

Financial fraud is an issue with far reaching consequences in the finance industry, government, corporate sectors, and for ordinary consumers. Increasing dependence on new technologies such as cloud and mobile computing in recent years has…

Cryptography and Security · Computer Science 2015-10-27 J. West , Maumita Bhattacharya , R. Islam

Financial fraud detection is essential for preventing significant financial losses and maintaining the reputation of financial institutions. However, conventional methods of detecting financial fraud have limited effectiveness,…

Fake news on social media is increasingly regarded as one of the most concerning issues. Low cost, simple accessibility via social platforms, and a plethora of low-budget online news sources are some of the factors that contribute to the…

Machine Learning · Computer Science 2022-03-29 Fahim Belal Mahmud , Mahi Md. Sadek Rayhan , Mahdi Hasan Shuvo , Islam Sadia , Md. Kishor Morol

Many machine learning methods have been proposed to achieve accurate transaction fraud detection, which is essential to the financial security of individuals and banks. However, most existing methods leverage original features only or…

Machine Learning · Computer Science 2023-07-13 Yue Tian , Guanjun Liu , Jiacun Wang , Mengchu Zhou

Credit card is one of the most extensive methods of instalment for both online and offline mode of payment for electronic transactions in recent times. credit cards invention has provided significant ease in electronic transactions.…

Machine Learning · Computer Science 2024-09-23 Sourav Verma , Joydip Dhar

In e-commerce industry, graph neural network methods are the new trends for transaction risk modeling.The power of graph algorithms lie in the capability to catch transaction linking network information, which is very hard to be captured by…

Machine Learning · Computer Science 2022-10-14 Hang Yin , Zitao Zhang , Zhurong Wang , Yilmazcan Ozyurt , Weiming Liang , Wenyu Dong , Yang Zhao , Yinan Shan

Financial crime detection using graph learning improves financial safety and efficiency. However, criminals may commit financial crimes across different institutions to avoid detection, which increases the difficulty of detection for…

Cryptography and Security · Computer Science 2023-10-13 Zhirui Pan , Guangzhong Wang , Zhaoning Li , Lifeng Chen , Yang Bian , Zhongyuan Lai

Online financial services constitute an essential component of contemporary web ecosystems, yet their openness introduces substantial exposure to fraud that harms vulnerable users and weakens trust in digital finance. Such threats have…

Machine Learning · Computer Science 2026-02-05 Rongkun Cui , Nana Zhang , Kun Zhu , Qi Zhang

The innovative GNN-CL model proposed in this paper marks a breakthrough in the field of financial fraud detection by synergistically combining the advantages of graph neural networks (gnn), convolutional neural networks (cnn) and long…

Machine Learning · Computer Science 2024-07-10 Yu Cheng , Junjie Guo , Shiqing Long , You Wu , Mengfang Sun , Rong Zhang

Graph neural networks (GNNs) have emerged as an effective tool for fraud detection, identifying fraudulent users, and uncovering malicious behaviors. However, attacks against GNN-based fraud detectors and their risks have rarely been…

Machine Learning · Computer Science 2025-04-16 Jinhyeok Choi , Heehyeon Kim , Joyce Jiyoung Whang

The digital revolution has significantly impacted financial transactions, leading to a notable increase in credit card usage. However, this convenience comes with a trade-off: a substantial rise in fraudulent activities. Traditional machine…

This paper systematically reviews advancements in deep learning (DL) techniques for financial fraud detection, a critical issue in the financial sector. Using the Kitchenham systematic literature review approach, 57 studies published…

Machine Learning · Computer Science 2025-07-31 Yisong Chen , Chuqing Zhao , Yixin Xu , Chuanhao Nie , Yixin Zhang

With an increase in financial accounting fraud in the current economic scenario experienced, financial accounting fraud detection has become an emerging topics of great importance for academics, research and industries. Financial fraud is a…

Other Computer Science · Computer Science 2013-09-05 H. Lookman Sithic , T. Balasubramanian

Graph neural networks (GNN) have emerged as a powerful tool for fraud detection tasks, where fraudulent nodes are identified by aggregating neighbor information via different relations. To get around such detection, crafty fraudsters resort…

Machine Learning · Computer Science 2022-02-22 Yajing Liu , Zhengya Sun , Wensheng Zhang

The advent of blockchain technology has facilitated the widespread adoption of smart contracts in the financial sector. However, current fraud detection methodologies exhibit limitations in capturing both global structural patterns within…

Cryptography and Security · Computer Science 2025-01-07 Zhang Sheng , Liangliang Song , Yanbin Wang

At online retail platforms, detecting fraudulent accounts and transactions is crucial to improve customer experience, minimize loss, and avoid unauthorized transactions. Despite the variety of different models for deep learning on graphs,…

Machine Learning · Computer Science 2022-04-25 Susie Xi Rao , Clémence Lanfranchi , Shuai Zhang , Zhichao Han , Zitao Zhang , Wei Min , Mo Cheng , Yinan Shan , Yang Zhao , Ce Zhang

Money laundering is the process where criminals use financial services to move massive amounts of illegal money to untraceable destinations and integrate them into legitimate financial systems. It is very crucial to identify such activities…

Artificial Intelligence · Computer Science 2023-02-27 Md. Rezaul Karim , Felix Hermsen , Sisay Adugna Chala , Paola de Perthuis , Avikarsha Mandal