#Fraud-detection

Showing 43 of 43 repositories tagged #fraud-detection, ranked by stars

yzhao062
yzhao062
pyod

A Python library for anomaly detection across tabular, time series, graph, text, image, and audio data. 60+ detectors, benchmark-backed ADEngine orchestration, and an agentic workflow for AI agents.

Score
100
★ 9.9k ⑂ 1.5k +6/day
Python
yzhao062
yzhao062
anomaly-detection-resources

Anomaly detection related books, papers, videos, and toolboxes. Last update late 2025 for LLM and VLM works!

Score
50
★ 9.3k ⑂ 1.8k +6/day
Python
MISP
MISP
MISP

MISP (core software) - Open Source Threat Intelligence and Sharing Platform

Score
100
★ 6.4k ⑂ 1.6k +2/day
PHP
safe-graph
safe-graph
graph-fraud-detection-papers

A curated list of Graph/Transformer-based fraud, anomaly, and outlier detection papers & resources

Score
100
★ 1.9k ⑂ 297
benedekrozemberczki
benedekrozemberczki
awesome-fraud-detection-papers

A curated list of data mining papers about fraud detection.

Score
92
★ 1.8k ⑂ 330 +1/day
Python
pygod-team
pygod-team
pygod

A Python Library for Graph Outlier Detection (Anomaly Detection)

Score
100
★ 1.5k ⑂ 139
Python
InQuest
InQuest
ThreatIngestor

Extract and aggregate threat intelligence.

Score
0
★ 921 ⑂ 136 +1/day
Python
Ullaakut
Ullaakut
astronomer

A tool to detect illegitimate stars from bot accounts on GitHub projects

Score
0
★ 778 ⑂ 24 +2/day
Go
safe-graph
safe-graph
DGFraud

A Deep Graph-based Toolbox for Fraud Detection

Score
60
★ 757 ⑂ 166
Python
Fraud-Detection-Handbook
Fraud-Detection-Handbook
fraud-detection-handbook

Reproducible Machine Learning for Credit Card Fraud Detection - Practical Handbook

Score
83
★ 709 ⑂ 219
Jupyter Notebook
jacopotagliabue
jacopotagliabue
MLSys-NYU-2022

Slides, scripts and materials for the Machine Learning in Finance Course at NYU Tandon, 2022

Score
40
★ 558 ⑂ 62
Jupyter Notebook
mine-ai-xyz
mine-ai-xyz
mine-ai

Open-source reference implementations for AI-enabled payment security, blockchain fraud detection, and AML/CFT compliance reasoning.

Score
67
★ 375 ⑂ 1
Python
IBM
IBM
TabFormer

Code & Data for "Tabular Transformers for Modeling Multivariate Time Series" (ICASSP, 2021)

Score
60
★ 369 ⑂ 95 +2/day
Python
januusio
januusio
cryptowallet_risk_scoring

A free cryptowallet risk scoring tool with fully explainable scoring.

Score
33
★ 231 ⑂ 56
Python
juniorcl
juniorcl
transaction-fraud-detection

A data science project to predict whether a transaction is a fraud or not.

Score
75
★ 219 ⑂ 105
Jupyter Notebook
SentryPeer
SentryPeer
SentryPeer

Protect your SIP Servers from bad actors at https://sentrypeer.org

Score
80
★ 210 ⑂ 24 +1/day
C
milcent
milcent
benford_py

Python implementation of Benford's Law tests.

Score
58
★ 154 ⑂ 49
Jupyter Notebook
optimatiq
optimatiq
threatbite

ThreatBite is a real-time service that detects unwanted web users.

Score
0
★ 90 ⑂ 15
Go
GitiHubi
GitiHubi
deepAD

Detection of Accounting Anomalies in the Latent Space using Adversarial Autoencoder Neural Networks - A lab we prepared for the KDD'19 Workshop on Anomaly Detection in Finance that will walk you through the detection of interpretable accounting anomalies using adversarial autoencoder neural networks. The majority of the lab content is based on Jupyter Notebook, Python and PyTorch.

Score
0
★ 88 ⑂ 18
Jupyter Notebook
jube-home
jube-home
aml-fraud-transaction-monitoring

Open source AML and Fraud Detection using Machine Learning for Real-Time Transaction Monitoring

Score
80
★ 85 ⑂ 23 +6/day
C#
neo4j-product-examples
neo4j-product-examples
demo-fraud-detection-with-p2p

Exploring Neo4j and Graph Data Science for Fraud Detection

Score
20
★ 84 ⑂ 35
Jupyter Notebook
fingerprintjs
fingerprintjs
fingerprintjs-pro-react-native

Official React Native client for Fingerprint. 100% accurate device identification for fraud detection.

Score
0
★ 79 ⑂ 6
TypeScript
IBM
IBM
xgboost-smote-detect-fraud

Can we predict accurately on the skewed data? What are the sampling techniques that can be used. Which models/techniques can be used in this scenario? Find the answers in this code pattern!

Score
50
★ 69 ⑂ 49
Jupyter Notebook
Bayi-Hu
Bayi-Hu
Pump-and-Dump-Detection-on-Cryptocurrency

Sequence-based Target Coin Prediction for Cryptocurrency Pump-and-Dump (SIGMOD 23)

Score
0
★ 63 ⑂ 15
Python
Nneji123
Nneji123
Credit-Card-Fraud-Detection

Credit Card Fraud Detection App built with Streamlit, FastAPI and Docker.

Score
33
★ 59 ⑂ 35
Jupyter Notebook
1712n
1712n
dn-institute

Distributed Networks Institute

Score
100
★ 46 ⑂ 186
HTML
LibraX-ai
LibraX-ai
IDVerification

"Very simple but works well" Computer Vision based ID verification solution provided by LibraX.

Score
0
★ 45 ⑂ 10
Python
Shabopp
Shabopp
FraudDetectionUsingGAN

AI-powered fraud detection and prevention system using GANs and Random Forest for secure digital transactions.

Score
0
★ 41 ⑂ 12 +1/day
Jupyter Notebook
AmirhosseinHonardoust
AmirhosseinHonardoust
Fraud-Detection-SQL-Supervised

Detect and classify fraudulent transactions using SQL and Python. Generate behavioral features with SQLite, train a Logistic Regression model, and evaluate performance with AUC, precision, recall, and ROC analysis. A complete supervised fraud detection workflow.

Score
17
★ 33 ⑂ 1
Python
dynamiq-ai
dynamiq-ai
pragmatiq
Score
83
★ 32 ⑂ 5
Python
AmirhosseinHonardoust
AmirhosseinHonardoust
Fraud-Detection-SQL-Unsupervised

Detect suspicious financial transactions using SQL and Python. Build user-level behavioral features in SQLite, apply Isolation Forest for anomaly detection, and visualize high-risk patterns. Demonstrates unsupervised fraud analytics and SQL-driven data science workflow.

Score
8
★ 29 ⑂ 2
Python
reloading01
reloading01
certstream-server-rust

High-performance Certificate Transparency (CT) monitoring tool written in Rust. Real-time stream of newly issued SSL/TLS certificates from CT logs. Rust implementation of certstream-server with improved performance and memory efficiency.

Score
40
★ 28 ⑂ 7 +1/day
Rust
Teboho66
Teboho66
SentinelPay

Real-time fraud detection engine - ML ensemble scoring, FastAPI REST API, 288 tests, CI/CD pipeline | CPUT Software Engineering

Score
100
★ 28 ⑂ 37
Python
SentryPeer
SentryPeer
SentryPeerHQ

Fraud Detection for VoIP. Use SentryPeer® HQ to help prevent VoIP cyberattacks and fraudulent VoIP phone calls (toll fraud) at https://sentrypeer.com

Score
20
★ 24 ⑂ 1 +24/day
Elixir
AmirhosseinHonardoust
AmirhosseinHonardoust
Financial-Fraud-Risk-Engine

A complete end-to-end fraud detection system for financial transactions, featuring data pipelines, cost-sensitive ML modeling, explainability with SHAP, threshold optimization, batch scoring, and an interactive Streamlit dashboard. Designed to simulate real-world fintech fraud-risk workflows.

Score
67
★ 20 ⑂ 3
Python
AmirhosseinHonardoust
AmirhosseinHonardoust
The-Psychology-of-Fraud

A deep exploration of how human psychology shapes fraud behavior and how those patterns become measurable signals in transaction data. This article reveals the behavioral, cognitive, and economic forces behind fraud, explaining how ML models detect deviations, anomalies, and intent hidden within financial transactions.

Score
33
★ 18 ⑂ 0
NotDizzyButFizzy
NotDizzyButFizzy
credit-card-fraud-detection

A machine learning system designed to identify fraudulent credit card transactions using Python and statistical analysis.

Score
42
★ 16 ⑂ 1
HTML
biological-alignment-benchmarks
biological-alignment-benchmarks
Manipulative-Expression-Recognition

MER is a software that identifies and highlights manipulative communication in text from human conversations and AI-generated responses. MER can evaluate LLM responses for manipulative expressions, fostering development of transparency and safety in AI. It also supports manipulation victims by detecting manipulative patterns in human communication.

Score
100
★ 15 ⑂ 4 +1/day
HTML
analyticsdurgesh
analyticsdurgesh
FraudStream-Lakehouse

Real-time fraud detection lakehouse with Kafka, medallion pipelines, data quality, explainable scoring, and dashboards.

Score
25
★ 12 ⑂ 0
Python
aimaster-dev
aimaster-dev
default_loan_prediction

This project automates bank credit risk assessment using AI and machine learning models to predict loan defaults. It streamlines the credit process with predictive analytics, model evaluation, explainability (SHAP), and deployment readiness.

Score
0
★ 12 ⑂ 1
JavaScript
jrlasak
jrlasak
databricks_fintech_monitoring

Databricks Real-Time Fintech Monitoring Pipeline: Hands-on lab to build a streaming fraud detection system using Auto Loader, watermarked deduplication, stream-static joins, and windowed rules engines in Databricks. Covers dual-SLA architecture for real-time alerts and batch compliance reporting.

Score
67
★ 12 ⑂ 11
Python
pranavpanchal1326
pranavpanchal1326
ARGUS-PRISM

Pre-crime intelligence system for mule account detection. Catches the warming phase 72 hours before illicit funds arrive.| iDEA 2.0 | PS3

Score
50
★ 10 ⑂ 0
Python
shiroonigami23-ui
shiroonigami23-ui
Bank-Security

AI-fraud-detection-suite-with-Streamlit-dashboard-and-independent-Android-APK

Score
17
★ 10 ⑂ 0
Python
Related Topics
#machine-learning#data-science#anomaly-detection#fraud-prevention#security#python#fintech#data-mining#deep-learning#cybersecurity#outlier-detection#fraud

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