Six technical questions evaluating physical and network attack vectors on surveillance cameras, covering CMOS silicon IR sensitivity, IR LED blooming oversaturation, RTSP stream hijacking, ONVIF web service security, adversarial patch detection evasion, and automated lens tamper analytics.
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Why are silicon-based CMOS image sensors sensitive to near-infrared (NIR) wavelengths such as 850nm and 940nm, and how do surveillance cameras utilize or filter this spectrum?