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Real‑time risk control

3 articles · Page 1 of 1
Niu Liu
Niu Liu
Jun 19, 2026 · Big Data

Building a Real‑Time Risk Control Engine with Flink 2.2.1, CEP, and Aviator

This article details a real‑time risk control system for e‑commerce and finance built on Apache Flink 2.2.1 and CEP, featuring a dynamic Aviator rule engine, three Kafka event streams, multi‑channel output to Redis, MySQL and Kafka, a Spring Boot‑React management UI, and step‑by‑step deployment instructions.

AviatorCEPFlink
0 likes · 11 min read
Building a Real‑Time Risk Control Engine with Flink 2.2.1, CEP, and Aviator
DataFunSummit
DataFunSummit
Sep 28, 2023 · Big Data

Real‑time Risk Control Practices at NetEase Games Using Apache Flink

The article details NetEase Games' challenges in payment‑environment risk control and explains how they transformed a T+1 batch workflow into a fully real‑time risk‑control system with Apache Flink, describing the platform architecture, data modeling, session windows, joins, and future development plans.

FlinkReal‑time risk controlbig data
0 likes · 19 min read
Real‑time Risk Control Practices at NetEase Games Using Apache Flink
Ctrip Technology
Ctrip Technology
Jan 18, 2018 · Big Data

Efficient IP Geolocation Using In-Memory Red-Black Tree in Real-Time Risk Control

This article describes how Ctrip's risk control system stores static IP location data in memory, transforms it into a red‑black tree for fast lookup, and outlines the data conversion process from database JSON to compact in‑memory structures, achieving high concurrency and low latency.

IP GeolocationReal‑time risk controlin-memory data structures
0 likes · 14 min read
Efficient IP Geolocation Using In-Memory Red-Black Tree in Real-Time Risk Control