Graph-based fraud ring detection
Kuda Technologies
20+ fraud rings identified and disrupted
Problem
Organised fraud rings operating across multiple connected accounts were evading individual-account detection methods.
What I built
Initiated and built a graph-based fraud detection capability that did not previously exist at the company. NetworkX-based analysis mapping transaction relationships and behavioural patterns to surface organised multi-party fraud networks.
Results
- Identified and disrupted 20+ fraud rings (3+ connected accounts each).
- Output fed directly into risk decisioning, triggering account restrictions and recovery actions across affected networks.
Stack
- NetworkX
- Python
- Graph analysis
- SQL