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Sentry: Real-Time Threat Detection

Sentry: Real-Time Threat Detection

Context
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Sentry is the always-on detection component of JSI’s 4Sight platform. Rather than waiting for an investigator to search, it continuously scans incoming and historical data for high-risk signals and raises alerts with supporting evidence.

What I built
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  • Real-time detection. Designed and deployed a threat detection system that scans high-volume multimodal streams (audio, text, images, video) and flags high-risk activity using anomaly detection and proprietary ML models.
  • Event-driven alerting. Proposed and implemented a Kafka-based, event-driven architecture for time-sensitive alerting workflows, reducing end-to-end notification latency by 33%.

Stack
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Python Kafka Anomaly detection HPC