Real-Time Compliance: Stream Processing Patterns for Financial and Healthcare Data

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MiFID II pre-trade risk control latency requirement â€” the compliance decision must precede order submission

Apache Kafka combined with Apache Flink or Spark Streaming enables real-time compliance monitoring at transaction processing scale. AML transaction monitoring can flag suspicious patterns in milliseconds rather than overnight batch runs. HIPAA breach detection can identify PHI exfiltration in real-time event streams. MiFID II pre-trade risk controls under Article 17 require intervention before order submission â€” not after. The engineering challenge is the latency-compliance-accuracy tradeoff: lower latency means less context, and less context means more false positives that generate their own regulatory obligations.

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