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Xfinity has a weird new way to help you protect your home
Aug 18, 2026 — 4:23 PM ET

- Comcast is rolling out a new way to protect your home with Xfinity.
- The new offering is called Xfinity Shield, and it is available starting today.
- One of the offering’s highlights is WiFi Motion, which detects motion based on radio frequency signal changes between the gateway and a connected device.
From security cameras to connected sensors, there are plenty of hardware solutions you can use to protect your home. Comcast, however, has a different idea on how to defend your home from threats. That solution is rolling out today as a new Xfinity offering.
In a blog post, Comcast announced the launch of Xfinity Shield. According to the company, this is a “first-of-its-kind” platform for home protection. At the core of Xfinity Shield is what the company calls “WiFi Shield.”
As the internet provider explains, WiFi Shield provides three layers of protection: CyberSecure, WiFi Motion, and Family Settings. The first layer refers to the Xfinity gateway blocking cyberthreats (malware, phishing, etc), which is a normal feature for a gateway you get from a provider. Family Settings, which lets you set online boundaries for the people in your home, isn’t exactly unheard of either. However, it’s the second layer of protection that’s interesting.
WiFi Motion is described as an opt-in feature for physical protection of the home. It’s designed to detect motion within the home without the need for cameras or motion-detecting sensors. The feature accomplishes this by detecting radio frequency signal changes between the gateway and a Wi-Fi-connected device. If motion is detected, you are sent a notification in the Xfinity app.
As mentioned earlier, Xfinity Shield is available starting today. However, WiFi Shield requires the customer to have an Advanced Xfinity gateway. Comcast says it plans to add more capabilities and experiences to this platform in 2027.
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