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Advanced online merchant fraud protection and continuous monitoring with ACI ReD Shield –not just real time, but anytime!

ReD Shield is a real-time fraud prevention solution tailored to the needs of eCommerce merchants and payment service providers (PSPs). The solution is designed to enable business to protect revenues, support growth and enhance customer experience. Delivered as a managed service through an expert team of experienced risk analysts, ReD Shield provides instant decisions (accept/challenge/deny) on eCommerce and mCommerce transactions.

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A Window Into Customer Transactions

The solution’s interactive self-service business intelligence portal, ACI ReDi, provides a near real-time and historic window into transaction data. Customers can now monitor their fraud detection, prevention and payment activities on a continual basis. Access the portal via the internet-anytime, anywhere- and you can see:

  • High level dashboards and charts
  • Intuitive navigation and drilldowns
  • Layers of information, all the way down to individual transactions
  • Together, ACI ReD Shield and ReDi give merchants the ability to detect and prevent fraud in real time - as well as, ongoing visibility to critical transactional data, to let merchants and PSPs continually monitor and manage their fraud strategies—anytime, all the time.
Professional Expertise with Risk Analysts

The solution is managed by expert risk analysts and tailored to meet the needs of individual merchants. ACI and ReD Shield are trusted by some of the world’s biggest brands. As part of the ReD Shield service, each customer has a dedicated account manager and a comprehensive customer support program.

ACI provides the tools, the people, the processes and the data.


Ongoing ACI commitment

ACI Worldwide fully supports Live Processor version 5.4.5, 5.5 and 5.6 as part of its heritage products, for existing users.



ACI ReD Shield

ACI ReD Shield enables merchants to:

Detect and prevent online fraud

Maximize sales revenues

Reduce chargebacks

Reduce manual reviews

Minimize false positives

Support business expansion into new markets, sales channels and payment types

Detect and manage domestic and cross-border payment fraud across all payment types

And more..


Case Studies

  • Aegean logo
  • Crew logo
  • Finish line logo
  • Karmaloop logo

Flying ahead of online fraud with ACI ReD Shield

Aegean Airlines, the largest carrier in Greece and a Star Alliance member, connects Greece with 87 international destinations in 32 countries, as well as flying to 33 domestic airports.

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Crew Clothing dramatically reduces fraud deny rates with ACI ReD Shield

Crew clothing, a luxury casual clothing brand, has grown significantly and now operates 78 UK stores and a thriving online operation, as well as successful m-Commerce and call center sales channels in the UK and EU.


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Beating fraud to the Finish Line

Finish Line, premium high street and online retailer of athletic shoes, apparel and accessories, enlisted the help of ACI and its ACI ReD Shield® real-time fraud prevention service to counter fraud attacks and reduce costly chargebacks.

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World's leading streetwear retailer combats excessive chargebacks and delivers double digit revenue growth

Fast growing Karmaloop was faced with up to 3% chargebacks on fraudulent or potentially fraudulent card payments, which could significantly harm their reputation with loyal and trendsetting customers.

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