FRAUD PREVENTION

Card Issuing Fraud

Control risk across your card issuing program

Score transactions, monitor cardholder activity, and apply real-time controls to reduce fraud and approve more spend.

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Make smarter card authorization decisions

Reduce fraud, lower false declines, and grow approved spend across your issuing program with high-precision risk scoring.

Prevent real-time threats

Detect new attack vectors, create rules, backtest performance, and deploy updates in seconds.

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Reduce false positives

Combine identity, network, and transaction data to better distinguish fraud from legitimate spend.

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Scale your card program

Automate decisioning workflows and reviews to manage more volume without expanding operations.

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Make smarter authorization decisions by linking signals across the cardholder lifecycle

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Authorization Controls

Authorize card transactions with greater confidence

Stop fraudulent payments without declining authorized transactions using deeper cardholder insights.

"With Sardine, I can create a ruleset to catch a new fraud pattern, test it against the last 90 days, and push it to production in minutes. That's game changing."
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Reduction in chargeback losses

Card Tokenization

Protect tokenized wallet enrollment

Screen wallet enrollment and monitor token usage to reduce fraud before and after provisioning.

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Detect wallet provisioning abuse

Identify compromised or stolen cards attempting to enroll in Apple Pay, Google Pay, and other tokenized wallets.

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Differentiate legitimate usage

Distinguish trusted cardholder provisioning from higher risk activity like manual entry and rapid enrollment attempts.

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Prevent downstream fraud

Proactively take action when your cards are compromised or being sold on the dark web through our automated alerting.

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Rapid
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Fraud Monitoring

Move faster when fraud patterns change

Detect new attacks, tighten controls, and limit losses without overreacting on legitimate transactions.

Cardholder Experience

Issuer-controlled customer experience

Move beyond siloed card data to understand how transactions relate to account behavior.

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Issuer-led step-ups
Trigger cardholder verification when it really matters, instead of unnecessary blanket friction.
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Consistent decision logic
Apply custom strategies for any card program, including debit, credit, prepaid, and gift cards.
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Explainable outcomes
Provide clear, risk-based reasoning for authorization decisions and step-ups.

Enhance card issuing with Agentic Fraud Ops

AI agents help you adapt to card issuing fraud faster than rules or machine learning alone.

Automate alert reviews

Triage card issuing fraud alerts, summarizing risk drivers and prioritizing review queues.

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Real-time fraud response

Agents detect program anomalies, recommend fraud detection rules, and enable instant deployment.

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Optimize monitoring rules

Automatically analyze false positives, false negatives, fraud capture rates, and decision engine precision to optimize in real-time.

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Automate dispute filing

Collect evidence, surface root causes, and recommend dispute actions to improve recovery outcomes.

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Unlock the full potential of Sardine’s risk platform

Machine Learning

Adaptive issuing risk

Continuously score authorizations using real-time behavioral, account, merchant, and network signals.

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Respond instantly Detect new fraud patterns without processor delays.
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Decide with context Evaluate transactions using device and identity signals.
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Reduce false declines Approve more legitimate spend with adaptive thresholds.
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Explain every decision Provide transparent scores and defensible reason codes.
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Control risk across your card program

Frequently
asked questions

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How does Sardine integrate with existing card processors?

Sardine seamlessly integrates into your card issuing flows as a core decisioning layer, allowing you to enable more accurate and intelligent transaction decisioning in real time. Issuers can keep their existing processor and internal transaction logic, all while gaining fully independent and customizable authorization controls, fraud prevention logic, transaction step-up logic, and unified visibility across card spend activity, account behaviors, identity signals, and the Sardine network effects.