Design flaws in smart home Internet of Things (IoT) devices that allow third parties to prevent devices from sharing information have been identified by researchers at North Carolina State University. On storage constrained IoT devices, the lack of buffering event notifications and content in embedded channels presents a blinding vulnerability when individual packets bearing notification or content are suppressed The flaws can be used to prevent security systems from signaling that there has been a break-in or uploading video of intruders.

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