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At online retail platforms, it is crucial to actively detect the risks of transactions to improve customer experience and minimize financial loss. In this work, we propose xFraud, an explainable fraud transaction prediction framework which…

Machine Learning · Computer Science 2022-05-26 Susie Xi Rao , Shuai Zhang , Zhichao Han , Zitao Zhang , Wei Min , Zhiyao Chen , Yinan Shan , Yang Zhao , Ce Zhang

Financial institutions are required by regulation to report suspicious financial transactions related to money laundering. Therefore, they need to constantly monitor vast amounts of incoming and outgoing transactions. A particular challenge…

Machine Learning · Computer Science 2025-08-25 Bruno Deprez , Wei Wei , Wouter Verbeke , Bart Baesens , Kevin Mets , Tim Verdonck

The widespread accessibility of the Internet has led to a surge in online fraudulent activities, underscoring the necessity of shielding users' sensitive information from cybercriminals. Phishing, a well-known cyberattack, revolves around…

Cryptography and Security · Computer Science 2024-01-17 Aditya Kulkarni , Vivek Balachandran , Dinil Mon Divakaran , Tamal Das

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

Machine learning is critical for innovation and efficiency in financial markets, offering predictive models and data-driven decision-making. However, challenges such as missing data, lack of transparency, untimely updates, insecurity, and…

General Economics · Economics 2024-11-27 Jingfeng Chen , Wanlin Deng , Dangxing Chen , Luyao Zhang

With the explosive growth of e-commerce and the booming of e-payment, detecting online transaction fraud in real time has become increasingly important to Fintech business. To tackle this problem, we introduce the TitAnt, a transaction…

Machine Learning · Computer Science 2019-06-19 Shaosheng Cao , Xinxing Yang , Cen Chen , Jun Zhou , Xiaolong Li , Yuan Qi

Machine learning has automated much of financial fraud detection, notifying firms of, or even blocking, questionable transactions instantly. However, data imbalance starves traditionally trained models of the content necessary to detect…

Machine Learning · Computer Science 2019-09-06 Samuel Showalter , Zhixin Wu

Despite living in the era of the internet, phone-based scams remain one of the most prevalent forms of scams. These scams aim to exploit victims for financial gain, causing both monetary losses and psychological distress. While governments,…

Human-Computer Interaction · Computer Science 2025-02-07 Zitong Shen , Sineng Yan , Youqian Zhang , Xiapu Luo , Grace Ngai , Eugene Yujun Fu

Financial fraud increasingly exploits institutional boundaries: laundering networks distribute transactions across multiple banks because no single institution can observe the full pattern. Federated Learning (FL) enables collaborative…

Cryptography and Security · Computer Science 2026-05-19 Prajwal Panth , Nishant Nigam

In this paper, we present an automated feature engineering based approach to dramatically reduce false positives in fraud prediction. False positives plague the fraud prediction industry. It is estimated that only 1 in 5 declared as fraud…

Artificial Intelligence · Computer Science 2017-10-30 Roy Wedge , James Max Kanter , Santiago Moral Rubio , Sergio Iglesias Perez , Kalyan Veeramachaneni

The advent of cardless artificial intelligence (AI) banking heralds a paradigm shift in the financial landscape, offering users unprecedented security and convenience. This paper outlines a comprehensive framework designed to enhance…

Cryptography and Security · Computer Science 2026-05-22 Md Israfeel

Money laundering has become one of the most relevant criminal activities in modern societies, as it causes massive financial losses for governments, banks and other institutions. Detecting such activities is among the top priorities when it…

While E-commerce has been growing explosively and online shopping has become popular and even dominant in the present era, online transaction fraud control has drawn considerable attention in business practice and academic research.…

Artificial Intelligence · Computer Science 2019-07-30 Junxuan Li , Yung-wen Liu , Yuting Jia , Jay Nanduri

Financial systems have a growing reliance on computer-based and distributed systems, making FinTech systems vulnerable to advanced and quickly emerging cyber-criminal threats. Traditional security systems and fixed machine learning systems…

Cryptography and Security · Computer Science 2026-03-26 Gunjan Mishra , Yash Mishra

Traditional machine learning models often prioritize predictive accuracy, often at the expense of model transparency and interpretability. The lack of transparency makes it difficult for organizations to comply with regulatory requirements…

Machine Learning · Computer Science 2025-05-16 Fahad Almalki , Mehedi Masud

The global banking system has faced increasing challenges in combating money laundering, necessitating advanced methods for detecting suspicious transactions. Anti-money laundering (or AML) approaches have often relied on predefined…

Social and Information Networks · Computer Science 2024-09-04 Anthony Bonato , Juan Sebastian Chavez Palan , Adam Szava

The Internet has become an indispensable part of our life, However, It also has provided opportunities to anonymously perform malicious activities like Phishing. Phishers try to deceive their victims by social engineering or creating…

Cryptography and Security · Computer Science 2020-09-24 Vahid Shahrivari , Mohammad Mahdi Darabi , Mohammad Izadi

Credit and debit cards, rather than actual money, have become the universal payment means. With these cards, it has become possible to buy expensive items easily without an additional complex authentication procedure being conducted.…

Cryptography and Security · Computer Science 2013-06-25 Chae Chang Lee , Ji Won yoon

Telecommunication fraud is an acute problem that leads to substantial material losses and compromises the reliability of telecom systems worldwide. Only effective and efficient detection mechanisms can help to deal with these threats,…

Networking and Internet Architecture · Computer Science 2026-05-25 Praveen Hegde , Mishal Shah

Recently, we can observe a significant increase of the phishing attacks in the Internet. In a typical phishing attack, the attacker sets up a malicious website that looks similar to the legitimate website in order to obtain the end-users'…

Cryptography and Security · Computer Science 2025-08-14 Zijiang Yang