Learn Fraud Detection
Through Hands-On Practice
Investigate simulated fraud cases using SQL. Query transaction data, spot patterns, and build the skills analysts use every day.
Built for analysts, investigators, and anyone breaking into fraud prevention.
Practice SQL
Query simulated transaction data in your browser
15 Cases
From romance scams to money laundering
Realistic Patterns
Based on actual fraud investigation techniques
Why Train Here?
This isn't a video course. It's hands-on investigation practice with the same tools professionals use.
Interactive SQL Practice
Write and run SQL queries directly in your browser. Get immediate feedback as you investigate.
Realistic Scenarios
Each case is modeled on actual fraud patterns that analysts encounter in the field.
Progressive Difficulty
Start with basic investigations and work up to complex multi-step cases.
No Setup Required
Everything runs in your browser. No installs, no accounts needed to start learning.
What You'll Learn
15 fraud scenarios across 5 skill levels. Each level introduces new fraud types and investigation techniques.
Beginner
Cases 1-3Romance scams, card testing, velocity attacks
Intermediate
Cases 4-7Friendly fraud, account takeover, ATM skimming
Advanced
Cases 8-11BEC fraud, crypto laundering, merchant fraud
Expert
Cases 12-14Money laundering, insider threats, real-time defense
Master
Cases 15Synthetic identity fraud, trade-based laundering
Ready to try it out?
Your first assignment: investigate a romance scam. No account needed, takes about 10 minutes.