Defensive education and practical awareness resources.
“Non-VBV” is an informal legacy term that originated around Verified by Visa, Visa’s former branding for its 3-D Secure authentication program. I...
Malware can turn an ordinary business computer, point-of-sale system, administrator account, web server, or employee workstation into a route tow...
Merchants need to detect suspicious card transactions without turning every unusual order into a declined sale. That balance matters because frau...
Card-not-present fraud is one of the central security challenges of e-commerce because the merchant cannot physically inspect the card or the per...
Chargebacks are an important consumer-protection mechanism, but not every chargeback has the same cause. Some disputes arise because a card was g...
PCI DSS is one of the most important payment-security standards an online merchant needs to understand because it defines baseline technical and...