Most card compromises happen at small businesses, not the retailers in the headlines, and many go undetected for months.

A timeline of 2015 to 2016 developments in card fraud and payments security, from the FFIEC assessment tool to EMV liability lawsuits.

Takeaways from Worldpay's Fraud Trends 2016 report on mobile fraud, social media in risk decisions, data use, and the fraud arms race.

A Boston Fed study found breaches barely change card use. Why unnecessary card reissuance and false declines still cost institutions.

A timeline of chip-card hacking, from the 2006 Shell terminal attack to man-in-the-middle and ATM shimming exploits.

Friendly fraud, when customers dispute purchases they actually made, costs merchants billions. How it works and how merchants can fight back.