But a different feature entirely was added in a recent iOS update—‘Critical Messages’—that enables apps to send your iPhone highly important messages via SMS. Here’s how it works.

Choosing a home security camera can be a daunting task since there are a lot of things to consider. Some aren’t susceptible to power outages, thanks to their battery power and local storage ...

The best indoor security cameras we've tested let you watch your home from anywhere and don't cost nearly as much as a full security system. I'm PCMag's managing editor for consumer electronics ...

3D motion detection uses radar to detect the distance of an object for improved accuracy and fewer false alerts compared with the standard camera. This technology also powers a bird’s eye aerial ...

From there we analyze the results for blank photos, failures to trigger, blurry images, and overall photo quality. The test is meant to measure the camera’s detection range, trigger speed, shutter ...

based security company founded in 2018 following the Parkland high school shooting, offers a firearm-detection technology that can be installed on schools’ pre-existing security cameras.

The best outdoor security floodlights offer flexible programming with dusk-to-dawn modes, motion detectors ... with the added security bonus of a dual camera (complete with a telephoto and ...

Applies preprocessing techniques (grayscale conversion, Gaussian blur, and thresholding) for noise reduction and clearer motion detection. Identifies moving objects by detecting contours in the ...

Scammers could be using illegal radio jammers to transmit text messages with a sender ID prefixed with a hashtag, a symbol only available to registered companies, Hong Kong communications ...