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Edge-Native RFID System Delivers Sub-20ms Badge Auth for Large-Scale Events

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Engineers have developed an offline-first RFID access control architecture designed to handle over 20,000 concurrent attendees at large exhibition venues without relying on cloud connectivity. The system authenticates badges against an in-memory database on local edge hardware in under 20 milliseconds, eliminating turnstile queues caused by WAN latency. A Write-Ahead Log buffers gate telemetry locally and syncs it asynchronously to an upstream analytics platform via WebSockets when bandwidth allows. This decoupled design enables real-time spatial dashboards, foot traffic heatmaps, and dwell-time analytics without disrupting physical access control. The architecture was reportedly validated at the HUMAIN summit during the LEAP conference in Riyadh, where it secured private bilateral zones with no recorded network downtime.

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