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Comcast turns your Xfinity WiFi into a home motion detector

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Why This Matters

Comcast's integration of WiFi-based motion detection into its Xfinity Shield platform marks a significant shift towards leveraging existing home WiFi networks for physical security. This innovative approach offers consumers a cost-effective and non-intrusive way to monitor movement within their homes, expanding the scope of smart home security solutions. For the tech industry, it signals a move towards more integrated, software-driven home monitoring systems that utilize existing infrastructure.

Key Takeaways

Comcast is promoting WiFi-based motion detection as a part of its new Xfinity Shield home protection platform, allowing routers and wireless devices to detect people moving through a home without cameras or motion sensors.

This feature was announced as part of a new Xfinity Shield product offering on Tuesday, a new application suite that combines cybersecurity, physical home monitoring, and family safety features through Xfinity WiFi and the Xfinity app.

Part of this new offering is WiFi Shield, which is included at no additional cost for Xfinity Internet customers with compatible gateways. It combines Xfinity's CyberSecure network protection, Family Settings, and WiFi Motion, with Home Watch, Away Watch, and Dark Watch modes used to control when notifications are generated.

Comcast is also launching Shield Select for $15 per month, which adds an indoor camera, door/window sensor, cloud video storage, and 24/7 urgent response functionality.

However, while Comcast is now making WiFi Motion a major part of its WiFi Shield security offering, the motion detection feature isn't new.

A Reddit post from August 21, 2024, shows an Xfinity customer receiving an email introducing WiFi Motion.

This email describes the same functionality as today's announcement, stating that the feature detects disruptions to WiFi signals between the gateway and devices on the network and generates notifications in the Xfinity app.

"It works too. It detects motion to the point of raising your hand to change the channel with the remote control. Detects my cat walking across the living room," reads another user using the feature in 2024.

WiFi NOW also reported in February that Comcast had offered WiFi Motion "for a long time" and was ramping up its marketing, including advertising it during Olympic hockey broadcasts.

Turning WiFi signals into motion sensors

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