eCommerce Fraud ProtectionThe Best Strategies for Balancing Security, Customer Experience, & Revenue

Roger Alexander | February 13, 2026 | 14 min read

This featured video was created using artificial intelligence. The article, however, was written and edited by actual payment experts.

eCommerce Fraud Protection

In a Nutshell

eCommerce fraud protection encompasses all the tools, tactics, and strategies merchants use to prevent unauthorized transactions while preserving the customer experience. As we explore in this article, a successful strategy requires balancing multiple layers of protection across the customer journey, measuring the right metrics, and choosing approaches that align with your business model and risk tolerance.

What’s More Important? Security or Customer Experience? With Effective eCommerce Fraud Protection, You Don’t Have to Choose

As a merchant, you want to do everything you can do to remain fraud-free… 

Except you can’t

Doing “everything” possible to block fraud would degrade the customer experience to the point where shoppers wouldn’t want to deal with you at all. Basically, the only way to block all fraud would be to reject all orders.

It’s always going to be a tightrope: too little prevention, and fraud can become a wildfire that burns up your revenue. Set your fraud parameters too high, though, and you’ll lose sales over customer frustration and false declines. So, where’s the line? Well, it’s unique for every business, and there are multiple factors that impact your needs.

In this post, I want to examine how to build a strategic framework for eCommerce fraud protection. And, I think the most constructive way to think about this is by breaking antifraud practices down into five distinct layers: basic verification, device and behavioral intelligence, machine learning and risk scoring, identity verification, and post-transaction validation and response. Each layer applies a unique methodology and approach.

Layer 1: Basic Verification

TL;DR

Your first line of defense includes simple tools to verify addresses, card codes, and devices, as well as additional verification like 3-D Secure and velocity limits.

Let’s start with the most obvious moves – the table stakes, if you will. There are tried and proven tools that are easy to implement yet can have a big payoff. Their job is to help you validate shoppers before they become buyers, and it’s pretty easy to understand how they work.

All buyers — legit or illegitimate — have to go through your checkout process, and that’s often where you can catch them. This list highlights tools that automatically help you detect iffy characters and confirm they are who they claim to be.

Address Verification Service (AVS)

What it does: Compares the billing address entered at checkout against what the card issuer has on file. Non-matches get flagged as potential fraud.

How to get started: This is typically a simple settings update that can be activated through your payment processor or gateway.

Learn more about Address Verification Service (AVS)

CVV/CVC Validation

What it does: Confirms the card’s 3- or 4-digit security code. Entering the correct code is a pretty good indication that the buyer has access to the physical card.

How to get started: Turn on CVV checks in your processor or gateway settings. Be sure to let shoppers know it’s required for purchases.

Learn more about CVV/CVC Validation

3D Secure 2.0

What it does: The technology looks at a variety of indicators. If the transaction seems suspicious, the buyer is asked to confirm the purchase using a one-time passcode or biometrics, helping verify them as the cardholder.

How to get started: Enroll through your processor or gateway, then set your own parameters for when 3DS is triggered.

Learn more about 3D Secure 2.0 (3DS2)

Velocity Limits

What it does: Limits how many transactions or attempts can come from the same card, device, or IP in a short time. Suspicious activity, like a bunch of transactions in quick succession from the same card, get flagged for review.

How to get started: Set up these limits either with your processor (if they support that option) or using a fraud/risk management tool.

Learn more about Velocity Limits

Layer 2: Device & Behavioral Intelligence

TL;DR

The second layer of eCommerce fraud protection involves tools to detect suspicious devices, hidden locations, unusual user behavior, or automated sessions that might slip past basic detection.

Fair is fair: if fraudsters are using advanced technology to find loopholes, then you can use advanced technology to block them. 

Your plan should also include a layer of more technical fraud tools to catch more advanced fraud that manages to sneak past basic checks, including:

Device Fingerprinting

What it does: Recognizes repeat or suspicious devices by examining indicators like browser, OS, settings, etc., creating a unique device “fingerprint” which can still be recognized even if cookies are cleared.

How to get started: Enable device fingerprinting through your processor (if they support that option) or in a fraud/risk management tool.

Proxy Detection

What it does: Proxy piercing involves looking beyond where a transaction seems to be coming from, flagging anything routed through VPNs, proxies, or other technologies that fraudsters commonly use to hide their location.

How to get started: Enable through your processor (if they support that option) or using a fraud/risk management tool.

Behavioral Biometrics

What it does: Spots behavior (typing style, mouse movement, or how the site is navigated) that doesn’t look human, or doesn’t match historic actions of a returning shopper.

How to get started: You’ll need a fraud or bot‑detection provider that offers behavioral biometrics, with a tool that can be integrated into your login or checkout flow.

Session Analysis

What it does: Reviews activity (page flow, speed, repeated actions, etc.) across a single site visit to identify patterns that signal automation or potential fraud.

How to get started: Turn on “session analysis” through a fraud/risk platform that monitors user activity during checkout.

Layer 3: Machine Learning & Risk Scoring

TL;DR

Merchants can use data-driven systems and machine learning to score transactions, learn from previous actions, and share insights across merchants. AI can automate decision-making while flagging edge cases for human review.

Layers one and two are essentially filters that can catch many basic fraud attempts. The rules aren’t very dynamic, though, and therefore can be a bit limited. In the long run you’ll need to add more sophisticated tools; ones that run complicated algorithms and learn from each transaction.

For our next layer, we’re going to create a more dense method of sifting. We’ll be looking at tools that use multiple internal and external data sources, forming a thicker wall for fraudsters to try and circumvent.

Did You Know?

As a bonus, machine learning systems capture information from each use, feeding it back into its own data banks. Essentially, it learns from its successes and failures and applies that knowledge to future decisions.

Real-Time Risk Scoring

What it does: Analyzes hundreds of data points from each transaction to create “risk scores.” A transaction’s score helps in deciding whether to approve, flag, or block the sale.

How to get started: Turn on real-time risk scoring through your processor (if they support that option) or using a fraud/risk management tool.

Adaptive Models

What it does: Adaptive AI learns from your own transaction history to spot new types of fraud faster. It also consistently improves accuracy for your specific cases.

How to get started: Enable adaptive models in your fraud platform and connect it to your source of transaction data.

Network Intelligence

What it does: Shares data with multiple merchants, typically via a fraud platform. Pooling resources helps identify suspicious patterns early. Basically, merchants protect each other from fraud seen elsewhere.

How to get started: Activate network intelligence through your processor or a fraud platform that supports merchant data sharing.

Automated Decisioning

What it does: Balances efficiency and safety by automatically approving or blocking most transactions based on risk, while flagging edge cases for a human review.

How to get started: Set up automated rules in your fraud platform and configure your own review triggers where needed.

Trying to thwart fraudsters can be a full-time job

You didn’t sign up for that, but we did. Talk to us, and push fraud protection right off your plate

Request a Demo
The Original End-to-End Chargeback Management Platform

Layer 4: Identity Verification

TL;DR

For greater confidence, add extra checks for risky or high-value orders. Verify contact info, confirm identity with documents, or use biometrics to ensure the buyer is legitimate.

So far, we’ve been looking at methods that are good for blocking obvious fraud or flagging suspicious orders for you to review. They’re also pretty accurate about opening the gate for legitimate orders, so overall it represents a good set-up. 

As I’ve said, though, no prevention method is going to be 100%. In practical terms, that means you generally have to be satisfied knowing you’ve caught most of the bad guys. “Most” may not be good enough if you’re dealing with high-value tickets, though.

When there’s more to lose, you need to be extra careful. So on suspicious orders worth a lot, you might want to dig a little deeper using:

Email & Phone Verification

Checks the provided email or phone number against multiple sources to confirm it’s valid and probably belongs to the buyer.

How to get started: Enable verification through your processor, fraud tool, or a third-party verification service.

Document Verification

What it does: Requires customers to confirm their identity by uploading official or government-issued ID documents for high-value or high-risk transactions.

How to get started: Set up document verification through a specialized identity verification provider or your fraud platform.

Biometric Authentication

What it does: Uses fingerprints, facial recognition, or other biometrics to confirm a user’s identity during login or at checkout.

How to get started: Turn on biometric checks through your payment platform or a service that handles identity verification, then select which biometric indicators to use.

Important!

These tools will cause a certain amount of friction in the customer experience. That’s why they’re typically reserved only for suspicious cases of higher value.

Layer 5: Post-Transaction Methodology

TL;DR

Prevent and respond to disputes in order to lower chargeback volume and potentially recover funds. Supply additional information to answer customer inquiries, automatically resolve certain claims, and get alerted before a chargeback is filed. If a chargeback isn’t blocked, you may be able to represent it.

That’s about the extent of what you can do to prevent fraud before the transaction. It’s a great start, but it won’t help much with first-party misuse (also called “friendly fraud”), which happens post-transaction. 

Dealing with these chargeback abuse cases may help you recover revenue (or at least lose less of it), but there’s a long-term prevention angle, as well. Remember, your fraud detection system is collecting data as it’s created. It’s learning and improving in real time. That means that, whatever happens with friendly fraud, your system will be better equipped to handle the next case.

AI is the latest weapon in the war against fraud. The AI-driven platform and proprietary technology offered by Chargebacks911® deliver protection that others can’t match.

The fact that you’ll be better equipped to handle the next case isn’t really much comfort right now, though. So, what can you use to stop fraudulent chargebacks from hitting you now? I have some suggestions.

Order Insight & Consumer Clarity

What it does: Provides detailed merchant/transaction information in response to cardholder inquiries. Helping customers understand their purchase helps reduce confusion that can lead to disputes.

You may be able to enable both Order Insight and Consumer Clarity through your payment processor or dispute management platform; be sure order details, receipts, and customer communications are being shared clearly

Rapid Dispute Resolution & Mastercom Collaboration

What it does: Resolves cardholder disputes by automatically issuing refunds based on your pre-set rules. The programs work by intercepting disputes in real-time, before claims escalate to a full chargeback.

How to get started: Contact your acquirer, payment processor, the appropriate card network to confirm your eligibility and request enrollment with both Rapid Dispute Resolution and Mastercom Collaboration. More complex integrations can be done through a chargeback management vendor (such as Chargebacks911).

Important!

Rapid Dispute Resolution doesn’t always issue refunds automatically; it allows you to pre-approve certain transactions for auto-refund if rules are met.

Chargeback Alerts

What it does: Participating banks send a heads-up when a customer initiates a dispute, giving you a chance to resolve it before it becomes a full chargeback.

How to get started: Start by enabling chargeback alerts through your payment processor or a dispute management service. Set the parameters for when you wish to receive alerts.

Tactical Representment

What it does: If everything else fails, representment gives you a “last-chance” option to fight chargebacks by re-presenting the transaction to the issuer, along with evidence and supporting documents proving the original claim was valid.

How to get started: Contact your processor for information about their representment protocols. Then, gather all appropriate transaction evidence and submit it (along with a rebuttal letter) through your processor.

CB911 Solves the Problem

Many merchants find DIY representment products a disappointing ROI. Most discover they get considerably better results by employing a professional chargeback management provider such as Chargebacks911.

Here’s a good visual representation of how these post-transaction tools work as parts of the overall process:

Order Insight / Consumer ClarityChargeback AlertsRapid Dispute Resolution / Mastercom CollaborationRepresentment
When it’s usedBefore a dispute is filed, when the customer sees the chargeAfter a dispute is initiated, before it becomes a chargebackAfter a chargeback is filedAfter a chargeback is filed (last resort)
What it doesHelps customers recognize and understand a charge so they don’t dispute itWarns you of a dispute, so you can issue a refund and stop it from becoming a chargebackResolves disputes by automatically issuing refunds based on your pre-set rulesFights the chargeback by submitting evidence to try and reverse it
Prevention or recoveryPreventionEarly recovery / containmentRecoveryRecovery (last resort)
Typical outcomeFewer disputes filedDispute stopped via refundFaster resolution, reduced effortWin or loss decision
Key limitationCan’t help once a dispute has startedNot all banks participate; requires human actionFocuses on resolution, may miss opportunitiesTime-intense and not guaranteed to succeed

Top 10 eCommerce Fraud Protection Service Providers

The provider you should turn to for fraud detection services depends on the specific areas where you need help. While in no way exhaustive, this list of fraud detection companies does showcase a few of the most reputable vendors and their specialties.

Ratings and reviews were averaged based on real customer reviews from sources including G2, TrustRadius, Software Suggest, and Gartner. The “pros” and “cons” we mention are also paraphrased directly from real, firsthand customer reviews. Providers are listed in alphabetical order:

eCommerce Fraud Protection

ClearSale

ClearSale is a fraud and chargeback management tool that uses machine learning techniques to approve orders and detect suspicious transactions. ClearSale’s software solution is used by more than 6,000 eCommerce merchants worldwide, and the company offers a $0 chargeback liability guarantee to its SMB customers.

ClearSale offers integrations with many major eCommerce platforms, including Shopify, WooCommerce, Salesforce, Punchmark, BigCommerce, and others. The company complements its SaaS solution with implementation, customization, and anti-fraud consulting services 

Pros:

  • Flexible pricing models based on performance or KPIs
  • Excellent customer support and onboarding process, backed by a 30-day satisfaction guarantee
  • Simple and easy-to-understand dashboard

Cons:

  • Customers may experience slow order processing
  • Chargeback refunds may take a month or longer to process
  • Integrations may require occasional tweaks to maintain functionality

eCommerce Fraud Protection

Ekata

Ekata is an identity verification, data validation, and data enrichment provider that is used by more than 2,000 companies around the world. Acquired by payment network Mastercard in June 2021, the company’s solutions help companies combat transaction fraud and mitigate chargebacks.

At the core of Ekata’s platform is its Identity Network, a solution that combines insights from Mastercard Identity with more than a billion behavioral and device data points to create an identity graph of customer profiles. These profiles help Ekata’s customers conduct deeper fraud risk assessments and perform more thorough customer due diligence.

Pros:

  • Integrated with Mastercard’s other offerings
  • Tailored for financial services firms with KYC/AML obligations
  • Exceptional customer identity verification and fraud review capabilities

Cons:

  • Expensive and intended for enterprise customers
  • Risk scores may not be accurate and may be based off incomplete data profiles
  • User interface may be difficult to use

eCommerce Fraud Protection

Forter

Forter protects over $50 billion in transactions per year for more than 200,000 eCommerce stores across the world. The company’s platform offers a suite of solutions, including fraud prevention and management, chargeback recovery, abuse prevention, payment optimization, and identity prevention.

The company’s solutions, which can deliver 99% of fraud decisions in under 400 milliseconds, have the potential to reduce chargeback rates by 72% and false declines by 46%.

Pros:

  • Automated fraud detection process with manual reviews when necessary
  • 100% chargeback coverage for approved purchases
  • Developer-friendly API for integration

Cons:

  • Limited customization for niches where fraud patterns can be different
  • Initial setup can be time-consuming
  • Unclear reasons for customer card declines

eCommerce Fraud Protection

Kount

Founded in 2007 and acquired by Equifax in 2021, Kount is an AI and machine learning-enabled platform that allows businesses to improve the trust and safety of their offerings. The company collects data from more than 20,000 brands in 250 geographical locations across the world to help customers conduct due diligence, detect fraud, and manage chargebacks

The company’s platform offers payments fraud protection, identity management, and compliance solutions for eCommerce merchants, restaurants, healthcare providers, streaming services, rental car companies, and businesses in other verticals.

Pros:

  • Fully-customizable and reviewable fraud decisioning rules
  • Dedicated account manager and excellent customer service
  • User-friendly interface that’s easy to use

Cons:

  • Pricing is not publicly available
  • Reports of frequent price increases, especially post-Equifax acquisition
  • No chargeback reimbursement guarantee for approved transactions

eCommerce Fraud Protection

Microsoft Dynamics 365

Microsoft Dynamics 365 is an enterprise resource planning software suite that combines sales, marketing, finance, and operations tools into a single platform. Among its modules is Fraud Protection, an AI-enabled solution that helps eCommerce merchants analyze connected data streams for malicious activity in real-time.

Microsoft Dynamics 365 Fraud Protection can safeguard merchants from a wide range of illicit activities, including account takeover fraud, refund fraud, fake product reviews, reseller fraud, payment fraud, and free trial abuse. 

Pros:

  • Seamless integration with other Microsoft products, both inside and outside of Dynamics
  • Available as both a cloud and an on-premises offering
  • Uses adaptive AI technology that improves over time

Cons:

  • Complex setup and onboarding process
  • No free trial
  • Expensive and intended exclusively for enterprise customers
 
 

eCommerce Fraud Protection

Radial

Radial is a fraud protection and order fulfillment provider that’s tailored for the eCommerce industry. Radial Fraud Zero, the company’s main anti-fraud service, is a fully-outsourced fraud management solution that protects merchants from unauthorized purchases and lowers chargeback risks.

The company’s offering is backed by a $0 liability guarantee for chargebacks arising from approved orders.

Pros:

  • Fully-managed, end-to-end fraud protection solution
  • Tailor-made for eCommerce providers
  • Can be integrated with other services, like order fulfillment and payment processing

Cons:

  • Opaque pricing structure
  • User interface may be difficult to use
  • Difficult to filter data for more precise insights 

eCommerce Fraud Protection

Riskified

Riskified is a fraud monitoring and decisioning platform that analyzes over 480 data attributes to reduce fraud and abuse. The solution is tailored to merchants in a variety of different verticals, including retail, luxury fashion, digital products, travel, and athletics.

The company’s real-time fraud prevention solution uses deep learning, smart linking, and decision optimization techniques trained on over 1 billion past data points to make accurate decisions for merchants at scale.

Pros:

  • Optimized for compliance with the EU’s PSD2 regulation
  • High true positive and low false negative rate in fraud detection
  • Flexible and integrates seamlessly with other eCommerce tools

Cons:

  • Steep learning curve for some new users
  • Limited insight into the fraud decisioning process
  • Prices are high and tend to increase often

eCommerce Fraud Protection

Sift

Sift is an AI-powered trust and safety platform that helps eCommerce, fintech, and travel companies reduce account takeover, payment fraud, chargeback fraud, and policy abuse risks.

The company’s payment protection, account defense, dispute management, and content integrity solutions help businesses reduce fraud rates by an average of 2.5%.

The company’s fully-customizable platform has been awarded more than 40 patents and is compliant with the EU’s PSD2 and PSD3 regulations.

Pros:

  • Tight integrations with other SaaS tools in the eCommerce industry
  • Data is easy to search and provides clear summary information via a Sift Score
  • Robust fraud decisioning tool that can correctly resolve edge cases

Cons:

  • Initial setup process may be cumbersome
  • Occasional downtime, user interface glitches, or technical errors
  • Opaque risk scoring methodology

eCommerce Fraud Protection

Signifyd

Signifyd is a fraud detection tool for eCommerce merchants that detects unusual activity at each stage of the conversion funnel, from account creation and initial login to checkout and refund request.

Customers who implement the solution usually see a 5% to 9% increase in revenue. And, merchants who use Signifyd are backed by the company’s 100% chargeback reimbursement guarantee. If a purchase approved by Signifyd ends up being fraudulent, the merchant is fully indemnified for the loss.

Pros:

  • Platform is easy to use and understand
  • Integrates seamlessly with other eCommerce tools, like Magento
  • The Payments Optimization module is compliant with EU payments regulations and supports strong customer authentication (SCA)

Cons:

  • Custom checkout flows are difficult to implement and require code changes
  • Customer transactions that are flagged as fraudulent may take time to manually approve
  • Can be expensive; not suitable for all SMBs

eCommerce Fraud Protection

TransUnion

TransUnion is one of three consumer credit bureaus in the United States. The company maintains the credit histories of more than 500 million individuals and businesses globally, granting it access to data that can be used to combat fraud at inception.

The company’s fraud prevention, advanced analytics, investigative, customer engagement, and communications solutions equip financial services firms, healthcare companies, and public sector agencies with the tools to prevent and detect fraud.

Pros:

  • Full suite of fraud prevention and detection tools for enterprise clients
  • Deep insights into consumer and business via extensive credit-related data collection
  • Fraud investigation capabilities for companies who need to locate individuals

Cons:

  • Strictly an enterprise product; not for SMBs
  • Information heavily based on past history rather than predictive insights
  • Opaque pricing structure

 

Where Do You Go From Here?

eCommerce fraud protection isn’t a one-and-done deal, but having your strategy in place allows you to protect your current operation while enabling you to scale seamlessly when you need to.

Of course, talking about all of this and actually putting it into practice are two different things.

We’ve covered a lot of moving parts in this post. You may be wondering how you can possibly get all of it done. Fortunately, you don’t have to do it alone.

The experts at Chargebacks911® can help you uncover what you need, then design and implement a program that does just what you need it to. Call us today for more information.

FAQs

What’s the difference between fraud prevention and chargeback protection?

Fraud prevention stops unauthorized transactions before they complete. Chargeback protection helps you manage disputes after a transaction has occurred. The latter encompasses both true fraud that slipped through and friendly fraud from legitimate customers.

How much should I spend on fraud protection?

Industry benchmarks suggest 0.5-1.2% of revenue for fraud prevention tools. But the real question is ROI: are your protection costs lower than your combined fraud and false decline losses would be without them?

What's a good fraud rate to target?

Most healthy eCommerce businesses maintain fraud rates under 1%. But focus equally on your false decline rate — declining good customers often costs more than fraud itself.

Do I need both a fraud prevention tool and chargeback management?

Yes. They address different parts of the problem. Fraud prevention reduces volume; chargeback management handles what gets through, including friendly fraud that no prevention tool can stop.

Like What You're Reading? Join our newsletter and stay up to date on the latest in payments and eCommerce trends.
Newsletter Signup
We’ll run the numbers; You’ll see the savings.
triangle shape background particle triangle shape background particle triangle shape background particle
Please share a few details and we'll connect with you!
Revenue Recovery icon
Over 18,000 companies recovered revenue with products from Chargebacks911
Close Form
Embed code has been copied to clipboard