What is a tracking pixel? (+How to stop email tracking)

Every click, swipe, or pause we make online is tracked, often through pixel tracking. This tracking is used by advertisers, big tech, and even political groups to monitor your email activity (often without you knowing). Also referred to as web beacons or tracking pixels, these embedded spies collect your personal data: such as your device type, your location, and interaction behavior with the email. Let’s take an in-depth look at what tracking pixels are, why they’re used, how to spot email trackers, and lastly how you can stop pixel tracking by using email providers with automatic tracking protection like Tuta Mail.