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Card fraud prevention

Score every card transaction in under 50ms. Catch card-not-present fraud, stolen credentials and synthetic identities before authorization, without adding friction for legitimate customers.

  • Authorization decisions in under 50ms
  • Card-not-present and card-present fraud
  • Synthetic identity recognition
  • Risk-based step-up authentication
Card authorizationIllustrative example
Event
AUTH 58C1-E2
Channel
Card not present
Amount
$1,240.00

Why it was flagged

  • Card used on a device new to this cardholderDevice
  • Billing and shipping countries differContext
  • Device recently linked to card testingDevice
  • Merchant type this cardholder has never usedBehavior
Risk score83 / 100
Step-up authentication34ms end to end

A 3-D Secure challenge is requested instead of a hard decline.

<50ms
Authorization decisions, scored before the transaction completes.
97%
Fraud detection rate.
75%
Fewer false positives, so fewer good customers are declined.
One model
Online, in-store and recurring payments scored the same way.

Models that adapt as card fraud changes

Machine learning models retrain on new fraud patterns and analyst outcomes, so protection keeps up without manual rule tuning.

  • Behavioral profiling

    Compare each transaction with the cardholder's normal spending, devices and locations to surface anomalies.

  • Real-time scoring

    Every transaction is scored and decided in milliseconds, at the point of authorization.

  • Synthetic identity detection

    Spot identities built from a mix of real and fabricated data before they build credit and cash out.

  • Risk-based authentication

    Trigger step-up checks such as 3-D Secure only when the risk warrants it, so low-risk checkouts stay frictionless.

Approve more good customers

Stop trading conversion for security. Vyndarix gives you the evidence to approve confidently and challenge only when it matters.

  • 75% fewer false positives
  • Decisions in under 50ms
  • No manual rule maintenance
  • Continuous model updates
  • Reasons attached to every decision
  • Chargeback outcomes fed back into models

How a card decision works

  1. 1

    Authorization request arrives

    Card, device and merchant data come from your processor or gateway.

  2. 2

    Signals are scored

    Behavioral, device and network signals combine into one risk score.

  3. 3

    A decision is returned

    Approve, step up with 3-D Secure, or decline, with the reasons attached.

  4. 4

    Outcomes teach the model

    Chargebacks and analyst dispositions feed back into training.

Questions about card fraud prevention

What is card-not-present (CNP) fraud?

Card-not-present fraud occurs when stolen card details are used for transactions where the physical card isn't required, such as online purchases, phone orders, or recurring payments.

How fast can transactions be scored for fraud?

Vyndarix scores transactions in under 50ms, so fraud decisions happen at the point of authorization without slowing checkout.

What is synthetic identity fraud?

Synthetic identity fraud involves creating fake identities using a combination of real and fabricated information. These identities are used to open accounts and commit fraud over time.

Stop card fraud without blocking good customers

See how Vyndarix scores card transactions in under 50ms and explains every decision it makes.

Card Fraud Prevention - Real-Time Protection | VYNDARIX