Fight fraud on your terms.
Get alerted to suspicious online payments and automatically block risky sales on your website.
Stay protected with advanced fraud monitoring.
Our fraud prevention and detection software automatically identifies unusual payments and fraud patterns.
Payment monitoring
Every payment is screened to detect suspicious online transactions with real-time results available in your dashboard.
Machine learning
Square uses sophisticated machine learning to spot and block online payment fraud and secure businesses of all sizes.
Fraud protection
Authenticate payments with 3D Secure and shift the fraudulent chargeback liability from you to the card issuer.
Custom flexibility
Take control of fraud detection on online purchases. Set the level of risk that works best for you and your business.
Manage risk with powerful, easy-to-use tools.
For businesses looking for more fraud protection, Square now offers Risk Manager, a customizable risk management system. Upgrade and get started in minutes.

Assess risky payments
Review suspicious payment alerts at a glance. Get details on why each payment may be risky and take action to prevent fraudulent disputes.
Block repeat fraud
Add suspicious cards to your block list or manually block alerted payments to help prevent repeat fraudsters from making purchases on your website.

Quickly identify trends
Advanced analytics allow you to easily see fraud activity in your website sales and let you optimize your rules to match your risk tolerance.
Make your own rules
Noticing a trend? You know your business best, so create alerts and set rules that automatically control when you accept a payment and when you do not.

There are many ways to sell online with Square.
Build your site with Square Online store, process payments with Square through top eCommerce platforms or develop a custom solution with Square’s APIs. You get access to Risk Manager whichever way you choose.
Pricing
Square’s fraud monitoring services are included with your online processing rate. Risk Manager is available to sellers looking for more insight and functionality to prevent unnecessary loss.
Square payment processing rates apply.
View Square’s payment processing rates
Risk Manager Resources
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