Anomaly and Fraud Detection in Blockchain Networks

Swiss National Science Foundation | CHF 300K | 2019-2022 —

Overview

SNSF-funded international research collaboration developing methods for detecting anomalies and fraud in blockchain-based and cryptocurrency networks.

Grant Number: IZSEZ0_211195

Role

Principal Investigator - Led international research team across multiple institutions.

Research Team

  • Prof. Stephen Chan (American University of Sharjah)
  • Dr. Yuanyuan Zhang (University of Manchester)
  • Prof. Jeffrey Chu (Renmin University)
  • Prof. Codruta Mare (Babes-Bolyai University)
  • Prof. Branka Hadji Misheva (Bern Business School)

Research Focus

Despite blockchain advantages (transparency, immutability, decentralization), networks remain susceptible to:

  • Transaction anomalies
  • Smart contract vulnerabilities
  • Fraud schemes
  • Network attacks

Detection Methods

Category Techniques
Statistical Methods Outlier detection, change point analysis
Machine Learning Supervised classification, unsupervised clustering
Game Theory Incentive mechanism design
Digital Forensics Transaction tracing, wallet clustering
Reputation Systems Trust scoring, behavioral analysis

Key Publications

  • arXiv (2024): Enhancing Security in Blockchain Networks: Anomalies, Frauds, and Advanced Detection Techniques
  • SSRN: A Primer on Anomaly and Fraud Detection in Blockchain Networks

Project Completion

Successfully completed in 2024 with methods and techniques that make it easier to deal with digital finance challenges and highlight the need for innovative regulatory approaches.