Event Monitoring

Detect Fraud Before It Impacts Your Business

Analyze behavior and stop suspicious activity before it turns into loss.

User Session

Signals Ingested

Device & Data

Risk Engine

Behavior Analysis

Score & Decision

Reject

Real-Time Fraud Intelligence

Users interact across devices and channels, making real-time fraud detection critical for risk prevention and operational control.

Fraud Detection for High-Risk Environments

Real-time fraud detection across behavior, device, and transactions.

99.9%

Uptime

20M+

Transactions analyzed daily

<1s

Detection speed

24/7

Monitoring

Core Capabilities

Core Fraud Detection Capabilities

Detect, analyze, and stop fraud using real-time signals, risk scoring, and automated decisioning.

Behavioral Analysis

Detect abnormal user behavior and suspicious activity in real time.

Session - Identity Verification

Session - Identity VerificationHigh risk

Suspicious change in location:New York (Jul 5, 10:10 am)

California (Jul 5, 12:10 pm)

Triggered byFraud Intelligence BotJul 08, 2025 - 01:35 PM

Session - Geolocation

Risk Scoring Engine

Score every event against risky signals to prioritize what your team reviews first.

RiskLow Risk

Document RiskHIGH

Liveness CheckLOW

Velocity scoreMED

Risk Pattern Detection

Surface coordinated fraud patterns and networked accounts across events.

World map with flagged transaction hotspots

Velocity Spike12 Events in 60sUnusual Location

Device & Identity Linking

Detect account sharing and fraud through device and identity linking.

account833

account211

account4421-1

4 Linked Accounts

Scenario Engine

Create custom fraud rules and scenarios tailored to your business logic.

IFVelocity > 5

ANDNew Device

3 risk signals

THENReview

How It Works

Fraud Detection Process

Surt monitors behavior, connects risk signals, and delivers real-time decisions with evidence for review and action.

Capture

Risk82

Transaction

Identity

Device

Network

Capture Risk Signals

Collect transaction, behavior, device, and identity signals in real time as activity happens.

Detect

Card Payment$2,500.00Approved

Account LoginNew Device (2 min ago)Rejected

Bank Transfer$4,850.00Review

Detect Suspicious Activity

Identify velocity spikes, repeated attempts, unusual sessions, and known fraud indicators as activity happens.

Link

DZK298-22

Link Connected Entities

Connect users, devices, IPs, payment methods, and accounts to reveal hidden relationships and fraud rings.

Decision

Approve

Review

Reject

Trigger Action Instantly

Approve, block, challenge, or send high-risk events to review using configurable rules and multi-layered signals.

Use Cases

Fraud Protection for High-Risk Industries

Tailored fraud detection for high-risk industries with complex user behavior and real-time decisioning needs.

GamingMarketplacesFintech

Prevent Bonus Abuse and Multi-Accounting

Detect fake identities, policy abuse, and coordinated fraud across accounts.

Multi-account detection
Bonus abuse prevention
Fraud ring identification

IP AddressVPN DetectedJul 08, 2025 01:35 PM

Credit Card**** **** **** 7843Jul 08, 2025 01:35 PM

Device IDDEV-72AC-9F11Jul 08, 2025 01:35 PM

Detect Fake Accounts and Platform Abuse

Prevent fake sellers, policy abuse, and coordinated fraud across your platform.

Fake account detection
Policy abuse prevention
Seller identity verification

NameLucy MooreEmaillucymoore_93@mail.com

SSN12*******Phone Number(312) 345 3412Document Type

Driver LicenseAddress456 Main St, NY, USA

Facial SimilaritySuspicious Document InfoFace Mismatch

Stop Account Takeover and Payment Fraud

Detect suspicious logins early enough to stop account takeover and payment fraud before it happens.

Account takeover (ATO) detection
Payment fraud prevention
Synthetic identity detection

Triggered Scenarios

Velocity Rule8 transactions within 3 min from same IPReview

Multi-accounting for bonus abuse8 transactions within 3 min from same IPBlock

Card testing/micro deposit probing8 transactions within 3 min from same IPReview

Built for Engineers

Fraud Reporting Built for Audits and Review

Integrate Surt Event Monitoring via a single API to score activity, trigger actions, and return audit-ready decisions in real time.

{
  "session_id": "rk_98c17",
  "status": "completed",
  "decision": "blocked",
  "risk_score": 91,
  "risk_level": "high",
  "review_status": "escalated",
  "case_id": "fr_44120",
  "signals": {
    "velocity_spike": "true",
    "device_risk": "high",
    "ip_reputation": "flagged",
    "linked_entities": 4
  },
  "action": "block",
}

Risk Evaluation API
Score transactions, sessions, and user activity in real time using connected fraud signals and configurable logic.
Real-time Webhooks
Receive instant updates when risk levels change, actions are triggered, or cases are escalated for review.
Audit Logs & Evidence
Maintain complete decision trails with triggered signals, score changes, linked entities, and action history.
Investigation-Ready Reports
Generate structured case data for fraud teams, compliance reviews, disputes, and internal investigations.

General FAQ