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23 cases await. Master fraud investigation from basic patterns to advanced data science. Earn your rank and become a specialist.
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The Impossible Transaction
David Park works at an accounting firm in downtown Chicago. He's never left the country. But this morning, his card was ...
The Fake Storefront
We've been seeing a spike in fraud losses. One of our merchants might be the source. Find it....
The Test
One of our merchant partners - MegaMart - is getting hammered. Hundreds of small transactions hitting their payment syst...
The Return Artist
RetailMart's return rate is normally 5%. But we've got a problem. Some customers are gaming the system - refund rates wa...
The Swarm
Something's wrong with one of our merchants. For two months, they looked completely normal - steady transaction volume, ...
The Broken Heart
Margaret met "David Miller" on Facebook. He claimed to be a petroleum engineer on an offshore rig. Over eight months, he...
The Chargeback Ring
We've detected suspicious chargeback activity across our customer base. Multiple accounts are filing false "item not rec...
The Takeover
Jennifer Park, a marketing director, just lost $25,000. Her account was compromised - new device logins, password change...
The Skimmers
A regional bank's fraud team has detected a troubling pattern: 12 Dallas-area customers are reporting unauthorized ATM w...
The Mixer
Stolen funds have been traced to Bitcoin mixers - services that shuffle cryptocurrency to hide its origin. Intelligence ...
The Recruiter
Risk Operations flagged 8 new "Business Services" merchants with extreme decline rates (40%+). They're processing stolen...
The Laundromat
We've been authorized to investigate a suspected money laundering operation. Full access to banking records across 3 coo...
The Mole
We have a leak. Someone inside the banking system is feeding information to criminals. Account details. Alert thresholds...
The Ghost Army
Criminals have been building "synthetic identities" - fake people constructed from fabricated data. Over 100 fabricated ...
The Global Trade
International trade is being used to launder money through shell trading companies. Over-invoicing and under-invoicing s...
The Negative Game
Our e-commerce platform has a problem. Customers are receiving unexpected payouts. Finance discovered negative account b...
The Split Second
A fintech company discovered $127,000 missing from customer accounts overnight. No unauthorized access detected - all wi...
The Breach Harvest
Security detected 8,500 login attempts in 4 hours. All from different IPs. All with the same user agent. Someone bought ...
The Chargeback Cartel
Multiple customers are filing "item not received" claims despite delivery confirmation. Merchant losses are mounting. Th...
The Behavioral Shift
Customer accounts are showing sudden behavioral changes - unusual amounts, odd transaction times, foreign IP addresses. ...
The Layered Web
AML alerts have flagged complex fund flows between shell companies. Money is moving through multiple intermediaries - pl...