Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Update, Jan. 25, 2025: This story, originally published Jan.

What’s the harm in handing out your phone number? Maybe you’ve used it to secure discounts or enter a giveaway. Some social media accounts and apps ask for your phone number to verify you’re a real ...

Abstract: With the rise of wearable sensors and smart devices, human activity recognition (HAR) has become a vital research area in ubiquitous computing. Although many studies report high accuracy ...