10 Best eCommerce Fraud Detection Tools Every Brand Needs

TL/DR Summary

Modern ecommerce fraud spans payment fraud, account takeover, and refund abuse. The best fraud prevention solution pairs machine learning with device intelligence and clear review workflows to protect revenue and customer experience. This guide profiles 10 leading platforms and shows how to assemble a stack that boosts approval rates while limiting risk.

Key pointers

• Lift approval rates by combining network‑level signals, device fingerprinting, and precise rules.

• Use EMV 3‑D Secure and tokenization to protect payment information and reduce liability.

• Cover identity‑centric threats: fake accounts, account takeover, and policy/refund fraud.

• Decide if you want providers that offer chargeback guarantees to cap downside.

• Keep humans in the loop for edge cases; insist on reason codes and audit trails.

Fraud prevention security tools for ecommerce work best as a coordinated system. Choose tools that match your risk profile, integrate cleanly with your ecommerce platform, and provide measurable gains in approval rates, dispute outcomes, and customer experience.

Introduction

Ecommerce fraud has shifted from one-off chargebacks to coordinated, AI-enabled schemes that blend stolen payment information with account takeover, refund abuse, and synthetic identities. As acquisition costs rise and approval rates become a board metric, businesses are prioritizing layered fraud prevention to protect revenue without damaging the customer experience.

In 2026, the winning stack pairs machine learning with device intelligence, behavioral analytics, and precise manual review to help you stop sophisticated fraud attempts, keep false declines low, and align protection with business goals.

Below, we map the landscape and then profile the top tools shaping ecommerce fraud protection this year, with practical notes on pricing, fit, and implementation.

Top 10 Fraud Prevention & Security Tools for eCommerce in 2026

Modern fraud prevention tools combine risk scores, machine learning, device fingerprinting, and orchestration to reduce unauthorized transactions while maintaining a seamless checkout. The goal is fewer false positives, fewer false declines, and higher approval rates, with clear guardrails for manual review and dispute management.

1. ClearScale (often implemented as ClearSale in retail)

ClearScale provides a layered fraud prevention solution that blends automated fraud detection with human oversight. Its models score orders in real time and escalate suspicious transactions to analysts for accurate fraud detection and fewer false declines. Retailers use it to target ecommerce fraud across checkout, account creation, and post‑purchase abuse while preserving a smooth customer experience.

Services & features

• Tiered decisioning: instant approvals, automated decisions, and a comprehensive review path for edge cases.

• Risk scores with analyst backup: machine learning risk scores plus expert manual review on flagged orders.

• Policy abuse & refund checks: screens for first‑party misuse and refund fraud patterns.

• Chargeback handling: evidence assembly and dispute management to limit lost revenue.

• Global coverage: supports multiple transactions and currencies across e-commerce sites.

It is a strong fit for mid-sized businesses scaling globally and seeking fewer false declines without heavy in‑house staffing. Pricing is custom, typically tied to transaction volume and services (some tiers offer chargeback guarantees). Best for brands seeking human oversight alongside accurate fraud detection at scale.

2. Fingerprint

Fingerprint focuses on device fingerprinting to identify legitimate customers and block fraud rings. By recognizing returning devices and unusual login patterns, it reduces account takeover and screens suspicious transactions before authorization. Merchants pair it with rules and risk scores to detect fake accounts and bot activity without adding checkout friction.

Services & features

• Device fingerprinting at scale: persistent, privacy‑respecting signals to identify devices across sessions.

• Bot & automation defense: flags scripted behavior and card testing attacks.

• Behavioral signal layering: velocity, IP reputation, browser entropy for more accurate fraud detection.

• ATO safeguards: alerts on anomalous access and credential‑stuffing patterns.

• Flexible APIs: easy integration with payment gateways and ecommerce platform stacks.

Usage‑based pricing with entry tiers; total cost depends on API call volume. Ideal for online businesses that need precise device intelligence to reduce suspicious orders and unauthorized transactions while supporting fewer false positives in real time.

3. SEON

SEON combines digital footprinting with machine learning to score risk on sign‑ups, logins, and payments. It enriches email, phone, IP, and device data to catch synthetic identities and coordinated fraud patterns. Teams tune rules to match risk tolerance, then auto‑approve legitimate buyers and route ambiguous cases to manual review.

Services & features

• Digital footprinting: 1st‑party signals to validate identities and spot fraud tactics.

• Real‑time risk scoring: automated decisions with analyst workflows when needed.

• Policy abuse controls: promo, return, and refund fraud detection.

• Device & IP intelligence: blocks automation and multi‑accounting.

• Case management: investigation tools to streamline dispute management.

Offers a starter tier and scalable paid plans; enterprise pricing is custom. Strong for ecommerce businesses needing rapid deployment, automated fraud detection, and fewer false declines without sacrificing customer experience.

4. Kount (Equifax)

Kount leverages a vast identity network and machine learning to score orders in milliseconds. Its Omniscore powers automated approvals and targeted manual review, helping merchants reduce fraudulent transactions and limit friendly fraud. The policy engine adapts to emerging threats while protecting approval rates for legitimate customers.

Services & features

• Global identity network: signals across industries for more accurate fraud detection.

• Policy engine & orchestration: align controls to business model and risk tolerance.

• Chargeback controls: alerts, representment tools, and workflows for fraudulent chargebacks.

• Bot & abuse defense: detects card testing and scripted checkout.

• Analytics & reporting: approval rates, false declines, and loss trends.

Pricing varies by transaction volume and modules (some essentials plans are priced per transaction). Best for online business teams prioritizing automated approvals and measurable reduction of false declines alongside robust dispute processes.

5. Riskified

Riskified provides real‑time decisions, with a focus on chargeback guarantees. Its models evaluate fraud patterns across orders, devices, and behavior to approve more good customers while blocking unauthorized purchases. Merchants use its guarantee to cap downside risk and simplify forecasting around ecommerce fraud protection.

Services & features

• Guaranteed fraud protection: provider assumes liability on approved orders.

• Behavioral analysis: distinguishes legitimate buyers from coordinated rings.

• Device fingerprinting & linking: exposes mule networks and reshippers.

• ATO & policy abuse: coverage for account takeover and returns abuse.

• Decision automation: API‑first, fast SLAs for peak traffic.

Performance‑based pricing with offer chargeback guarantees on approved orders. Suited to high‑volume merchants seeking predictable cost, fewer false declines, and strong approval rates without expanding manual review headcount.

6. Sift

Sift’s Digital Trust & Safety platform scores events across the customer journey—account creation, login, checkout, and post‑purchase. It blends machine learning with consortium data to flag suspicious transactions, reduce fraudulent activity, and maintain a secure environment with minimal friction for legitimate customers.

Services & features

• Real‑time scoring: instant risk scores with clear reason codes.

• Networked ML: insights from trillions of events for emerging threats.

• Abuse & policy modules: refund fraud, promo abuse, and content spam.

• ATO defenses: session intelligence and device linking.

• Workflow & review: queues and playbooks for effective manual review.

Custom quotes; SMB tiers exist through partners. Best for ecommerce platform teams wanting broad coverage (fraud, ATO, abuse) with reducing false positives and efficient analyst tooling.

7. Mastercard Security Solutions

Mastercard embeds fraud prevention into the payments network (risk scoring, tokenization, and EMV 3‑D Secure), helping merchants and financial institutions detect online fraud and improve approval rates. These services, often delivered via payment processors, protect card‑not‑present flows and reduce exposure to data breaches.

Services & features

• Network‑level risk: AI‑driven transaction risk management for card rails.

• 3DS & identity: strong customer authentication to block unauthorized transactions.

• Tokenization: lowers the exposure of payment information.

• Threat intel: detection of card testing and skimming attacks.

• Orchestration: route rules to minimize friction and preserve customer experience.

Costs are typically bundled into processor fees via payment processors or gateways. A fit for brands seeking better approval rates and baseline fraud protection aligned with financial institutions and card standards.

8. Signifyd

Signifyd offers guaranteed fraud protection with automated order decisions to boost approval rates and reduce operational drag. It combines machine learning, device intelligence, and graph analysis to identify fraud rings and policy abuse while shielding merchants from fraudulent chargebacks on approved orders.

Services & features

• Chargeback guarantees: liability shift on approved decisions.

• Instant decisions: millisecond approvals for peak traffic.

• Network graph: links identities, devices, and shipping address clusters.

• Abuse protection: returns, INR claims, and coupon misuse.

• Insights & policies: tunable rules to match business goals.

Performance‑linked pricing; contact for quotes. Strong for ecommerce businesses prioritizing guaranteed outcomes, such as fewer false declines, more approvals, and clear cost predictability.

9. Ravelin

Ravelin combines custom ML models with graph network analysis to uncover coordinated fraud. Its console provides analysts with deep context for manual review, while automated decisions handle clear‑cut cases. Merchants adopt it to fight refund fraud, account takeover, and marketplace risks across complex, multi‑party ecosystems.

Services & features

• Graph link analysis: reveals rings across emails, devices, and payment methods.

• Custom ML & rules: tailor to KPIs and risk tolerance.

• 3DS optimization: orchestration to protect approval rates.

• Policy abuse detection: routing for suspicious orders and returns.

• Analyst tooling: rich profiles and audit history for decisions.

Pricing is custom, aligned to transaction volume and scope. A fit for online businesses with nuanced fraud risks and the need for explainable models, plus strong manual review support.

10. Arkose Labs

Arkose Labs disrupts attacker economics with adaptive challenges that bots and human farms struggle to solve at scale. It pairs session risk assessment with graduated friction, diverting bad actors while letting legitimate customers pass, reducing automated attacks at account creation and checkout.

Services & features

• Adaptive enforcement: dynamic challenges matched to risk scores.

• Bot mitigation: throttles card testing, credential stuffing, and scraping.

• Behavioral biometrics: patterns that flag automated tools.

• Attack telemetry: insights on emerging threats and fraud patterns.

• SOC partnership: tuning and rapid response during spikes.

Enterprise‑grade, custom pricing. Best for retailers targeted by automation (inventory hoarding, scripted abuse) who need to block fraud at source and protect approval rates for legitimate customers.

Conclusion: Measured security, better commerce

In 2026, fraud prevention is an ongoing process, not a plug‑in: you will iterate policy, calibrate risk scores, and blend automation with human oversight. The stack above helps ecommerce businesses block fraudulent activities and unauthorized transactions, reduce false declines, and protect customer data, while keeping checkout fast.

Start with the outcomes you care about. These are approval rates, fewer false declines, and lower loss. It will help you select the mix of device fingerprinting, behavioral analytics, chargeback guarantees, and dispute management that fits your transaction volume and risk tolerance.

Done right, fraud prevention becomes a growth lever: fewer leaks, more legitimate customers, and a safer, more profitable online store.