EMV & Card-Present Security
Ghost Tap and NFC Relay: The New Face of Contactless Fraud
Ghost Tap relays provisioned wallet tokens to money-mule phones that tap terminals worldwide. How NFC relay fraud works and how issuers respond.
Emerging Threats & Trends
Adversarial Machine Learning: How Fraudsters Probe and Poison Fraud Models
Fraud rings probe decision boundaries, poison feedback loops, and mimic good customers. How adversarial pressure degrades fraud models and the defenses.
Fraud Prevention
Gift Card Fraud: Why Criminals Love Prepaid Value
Balance draining, bot enumeration, card-testing cash-outs, and scam payments: how gift card fraud works and how issuers and merchants fight it.
Fraud Prevention
AVS and CVV Checks: What They Stop, What They Miss
Address Verification Service and CVV checks are the oldest CNP fraud tools. How they work, the response codes, and how to use…
Fraud Prevention
Authorized Push Payment Scams: When the Victim Sends the Money Themselves
In APP fraud, victims are manipulated into sending money to criminals. The main scam patterns, why banks struggle, and reimbursement rules.
Emerging Threats & Trends
BNPL Under Attack: Fraud and Security Risks in Buy Now, Pay Later
Buy Now, Pay Later shifts fraud risk in unfamiliar ways — synthetic identities, ATO, never-pay schemes. The risks for providers and merchants.
Data Breaches & Incident Response
How Stolen Card Data Is Sold — and How Merchants Use Dark Web Monitoring
Stolen card data moves through carding shops and encrypted channels within days of a breach. How the market works and how monitoring…
Fraud Prevention
Measuring Fraud Prevention: The KPIs That Show Whether Your Program Works
Fraud rate alone hides more than it reveals. The KPIs — false positive rate, approval rate, chargeback rate — that show real…
Fraud Prevention
Refund Fraud and Policy Abuse: The Post-Purchase Fraud Merchants Underestimate
Refund fraud and returns policy abuse quietly drain e-commerce margins. Learn the main schemes and layered defenses that don't punish good customers.
Fraud Prevention
How Machine Learning Detects Payment Fraud in Real Time
Rule-based fraud systems can't keep up with adaptive criminals. Learn how machine learning models score transactions in milliseconds and where they still…