Every time you open an email, someone may be watching, because hidden within it could lie a tracking pixel—one of the most potent marketing tools today. When you open an email, it quietly pings the ...

We’ve updated Blacklight, The Markup’s privacy inspector, to help you understand how sites are tracking you.

Online tracking tools such as pixels are moving to the forefront of the debate about healthcare policy. Last month, the American Hospital Association and several allies in Texas sued the U.S. Health ...

KNOXVILLE, Tenn. (WATE) — When you go online, whether from your phone, laptop or tablet, many times you’re being watched. A fact that many online users we spoke with say is becoming the norm. “It’s ...

50 major US retailers sent 42B marketing emails in 28 days. 80% used tracking pixels to monitor clicks, devices, and location. Proton Mail calls the tactics "an engineered assault on privacy." A new ...

This article was copublished with The Markup, a nonprofit, investigative newsroom that challenges technology to serve the public good. Sign up for its newsletters here. Picture a high school student ...

A BBC report says that TikTok spies not only on its own users, but also on people who don't even have TikTok accounts.