Transaction Monitoring

Detect Suspicious Activity the Moment It Happens

Real-time AML transaction monitoring that combines rule-based detection, sanctions screening, and behavioural analytics — helping compliance teams identify financial crime faster, file SARs with confidence, and satisfy MAS, FCA, FinCEN, and FATF monitoring obligations.

Real-Time Alerts ISO 27001 Certified 700+ Institutions 24/7 Monitoring
Why Transaction Monitoring Matters

Financial Crime Doesn't Wait — Your Monitoring Can't Either

Transaction monitoring is the ongoing obligation — required by every major AML regulator — to review customer transactions in the context of their risk profile and escalate anything that doesn't fit the pattern. It is the operational heart of an AML programme. Strong KYC at onboarding means nothing if the firm never looks at what the customer does afterwards.

Legacy monitoring systems were built for a different era. Batch-processed overnight, tuned to static rules that generate tens of thousands of false positives, and producing alerts that take analysts days to work through. The result: alerts arrive too late, analysts burn out, genuine risks hide inside the noise, and regulators increasingly find monitoring programmes inadequate during supervisory visits.

One Constellation's Transaction Monitoring solution is designed for how financial crime actually happens today — in real time, across channels, and often faster than humans can respond. Our engine evaluates transactions as they occur, screens every counterparty against global watchlists, applies configurable behavioural rules, and creates smart alerts with the context the analyst needs to make a fast, defensible decision.

A Look Inside the Monitor

Real-Time Alerts as They Happen

A live snapshot of what your analysts and MLRO see in production — high-priority alerts surfacing within seconds of the underlying transaction, with the context they need to act.

Live Alert Feed
Showing latest 5 · 127 open cases
Rapid movement of funds · Customer #4821
3 inbound transfers · routed offshore within 4h
$248,500
just now
Sanctions counterparty match · Wire transfer
Beneficiary on OFAC SDN list · blocked
$85,200
2m ago
Unusual pattern · Customer #7102
Transaction velocity 4× baseline for segment
$42,000
8m ago
Structuring indicator · Customer #2245
7 cash deposits just under reporting threshold
$69,400
14m ago
Cross-border to medium-risk jurisdiction
Within customer risk profile · info only
$12,100
22m ago
What's Inside

Built for Modern AML Operations

Every capability a modern AML team expects — and a few more that legacy platforms don't offer. All running live, all in one integrated system.

Real-Time Detection

Transactions scored and screened as they occur — not at end-of-day batch. Alerts surface within seconds, not days.

🎯

Configurable Rule Engine

Deploy, test, and tune rules without engineering. Out-of-the-box libraries for structuring, velocity, layering, and typology-specific scenarios.

🧠

Behavioural Analytics

Customer-specific baselines flag deviations from normal behaviour — catching the risks static rules miss.

🛡️

Sanctions Screening

Every counterparty screened in real time against OFAC, EU, UN, HMT, MAS, and other global sanctions lists.

📉

Smart False-Positive Control

Entity resolution, contextual scoring, and analyst feedback loops cut noise dramatically, focusing attention on real risk.

📋

Case & SAR Management

Every alert becomes a case with full audit trail. Structured SAR preparation and filing workflow built in.

How It Works

From Transaction to Resolution, in One Flow

Every transaction that flows through your systems is evaluated, scored, screened, and — where necessary — escalated. Here's the pipeline.

1

Ingest

Transactions received in real time from your core banking, payments, or trading systems via REST API or streaming connector.

2

Enrich & Screen

Counterparty enriched with KYC data and screened against sanctions, PEP, and adverse media lists.

3

Evaluate Rules

Configurable rules and behavioural models assess each transaction against customer risk profile and segment baseline.

4

Alert & Resolve

Scored alerts routed to the right analyst. Disposition logged. SARs prepared where needed.

Rule Library

Out-of-the-Box Rules for the Typologies That Matter

Every compliance team has its own risk appetite and customer base, but the underlying typologies of financial crime are shared. We ship with pre-configured rules for the most common and the most material — ready to tune to your environment.

Structuring & Smurfing

Detect deposits or transfers deliberately kept below reporting thresholds to avoid detection. Aggregate across accounts, time windows, and counterparties.

Example: Multiple cash deposits of $9,800 across five consecutive days to the same account — flagged despite individually being below the $10,000 CTR threshold.

Rapid Movement & Layering

Identify funds received and then rapidly moved on — a classic money-laundering layering indicator. Speed, counterparty dispersion, and jurisdiction all factor into scoring.

Example: $250,000 inbound wire transferred across six offshore counterparties within four hours of receipt — flagged for immediate review.

Velocity & Volume Anomalies

Customer-specific baselines identify unusual spikes in transaction volume, count, or value relative to normal behaviour and peer-segment patterns.

Example: A retail customer whose monthly transaction volume suddenly rises 8× above baseline — reviewed for account takeover or mule activity.

High-Risk Jurisdictions

Transactions involving FATF grey-listed or sanctions-adjacent jurisdictions automatically escalated, with full context provided to the analyst.

Example: A series of wires routed through a corresponding bank in a FATF grey-listed jurisdiction — escalated even when individual transactions appear benign.

Counterparty Concentration

Identify unusual concentration with a single counterparty — a common indicator of trade-based money laundering and invoice fraud.

Example: A corporate customer sending 90% of outbound payments to a single newly-opened supplier account — reviewed for invoice fraud.

Sanctions & PEP Exposure

Every counterparty screened against global sanctions lists and PEP databases on every transaction. Positive matches block the payment and open an immediate case.

Example: Outbound wire to a beneficiary appearing on the OFAC SDN list — transaction blocked automatically, case opened for regulator reporting.
Use Cases

Built for Every AML-Regulated Sector

From retail banks processing millions of daily card transactions to crypto exchanges monitoring wallet flows — the platform is engineered to scale.

🏦

Banking & BFSI

Retail and corporate account monitoring, wire screening, card transaction analysis.

💸

Fintech & Payments

Wallet, neobank, and payments monitoring with low-latency screening for high-throughput environments.

Crypto & Digital Assets

On-chain and off-ramp transaction monitoring, Travel Rule compliance, wallet risk scoring.

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Funds & Wealth

Subscription and redemption monitoring, source of funds verification, investor watchlist screening.

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Insurance

Premium payment screening, claim disbursement monitoring, policyholder transaction review.

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Gaming & Casinos

Player deposit and withdrawal monitoring, source-of-funds verification, bonus-abuse detection.

What You Get

Protection, Productivity, and Proof

Transaction monitoring done properly delivers three things simultaneously — reduced financial crime risk, a more productive compliance team, and audit-ready evidence of effective oversight.

Real-Time Detection

Catch suspicious activity as it happens. Block sanctioned payments before they settle.

📉

Lower False-Positive Rate

Smarter matching and contextual scoring cut noise dramatically — so analysts focus on real risk.

🔍

Full Context per Alert

Customer profile, KYC data, transaction history, and screening results presented on a single screen.

📝

SAR-Ready Reporting

Structured case export ready for STRO, NCA, FinCEN, or your relevant FIU — no re-keying required.

🔗

Core-System Integration

Plug into core banking, payments, or card authorisation systems via REST API or streaming connectors.

📊

Executive & Regulator Reporting

Live dashboards for the MLRO, board-ready reports, and audit exports available on demand.

Proven Impact

What Transaction Monitoring Delivers in Production

<5s
Transaction Decisioning Latency
60%
Lower False Positives
100K+
Global Transactions Processed
24/7
Continuous Screening
Transaction Monitoring FAQ

Answers to Common Questions

What is AML transaction monitoring?+
AML transaction monitoring is the ongoing process of reviewing customer transactions to detect patterns indicative of money laundering, terrorist financing, fraud, sanctions evasion, and other financial crime. Regulators globally — including MAS, FCA, FinCEN, and EU AMLD — require financial institutions to operate effective transaction monitoring programmes and file Suspicious Activity Reports (SARs) on activity they cannot explain.
What is the difference between real-time and batch transaction monitoring?+
Batch monitoring evaluates transactions at scheduled intervals — typically end-of-day. Real-time monitoring evaluates every transaction as it occurs, enabling immediate blocking of sanctions matches and same-day response to suspicious activity. One Constellation supports both modes, but we strongly recommend real-time for sanctions screening and high-risk typologies.
How does the platform reduce false positives?+
Our approach combines fuzzy-matching entity resolution, contextual scoring that incorporates customer risk profile, peer-segment baselining, and a feedback loop that learns from analyst disposition decisions. The result is typically a 50-60% reduction in false positives compared with legacy rule-only systems.
Can we build our own custom rules?+
Yes. The rule engine is fully configurable. Compliance teams can deploy, test in sandbox, tune, and promote rules without engineering involvement. Every rule change is version-controlled and auditable.
Which sanctions lists does the platform screen against?+
The platform screens against all major global sanctions regimes including OFAC (US), HMT (UK), EU, UN, MAS (Singapore), and national lists for Canada, Australia, Japan, and others. PEP databases and adverse media sources are also continuously monitored. Data is refreshed multiple times per day.
How does the platform integrate with our core systems?+
Via REST API, streaming connectors, and pre-built integrations for major core banking, card processing, and payments platforms. Transactions can be pushed to us in real time or ingested from your data warehouse — we support whichever architecture suits your organisation.
Does the platform support Suspicious Activity Report filing?+
Yes. Cases can be packaged into structured SAR / STR reports, exported in the format required by your FIU (FinCEN, STRO, NCA, or equivalent), and filed either directly or via your existing reporting channel. Full audit evidence is retained per statutory requirements.
How does pricing scale with transaction volume?+
Pricing is typically structured around a combination of monitored customer accounts and transaction volume tiers, with no per-alert fees. Detailed pricing is provided during a discovery call tailored to your specific environment.

Stop Suspicious Activity Before It Clears

See the rule engine, alert feed, and case management workflow live — with real typologies and real sanctions data.