Trust and Safety University

Get the basics on all of the authorization and billing steps that happen between a user submitting and order and that merchandise arriving on a doorstep.

What’s a chargeback, what are the consequences, and how do you respond? We lay out all the steps in the process.

Online fraud comes from many channels, from individual actors who cause losses through a handful of transactions to international crime rings.

Find out how Address Verification Service (AVS) and the Card Verification Value (CVV) play a role in fraud prevention.

Discover how a customer’s computer, mobile device, and internet connection information can help to separate good orders from bad.

Looking at patterns of how different transactions are related in time can help highlight which orders are riskier.

For merchants who ship physical goods, the shipping address provided by the buyer can be a rich source of information.

Whether you’re holding orders before fulfillment or reviewing orders after making a decision, here are best practices for manual review.

You might assume that rejecting unresolved orders by default makes sense. But is that actually the best course of action?

As you review orders for potential fraud, when is it helpful to speak directly to the cardholder? And how should you contact them?

How do you measure the full cost of fraud? Take into account direct losses, lost sales, cost of review, and the cost of technology.