Once you understand what email tracking pixels do, you'll want to block them—just like me. These silent trackers report your online activities to the sender, letting them know exactly when and how you ...

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 ...

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 ...