In the first place, and speaking of data privacy, have you ever wondered why some online ads you see are targeted to your tastes and interests? Or how websites remember your preferences from visit-to-visit or device-to-device?
The answer may be in the “web tracking cookies” installed on your computer when you visit a website, and other online tracking methods like:
- Device fingerprinting where information is collected about your device for the purpose of identification,
- Cross-device tracking technology which enables the tracking of users across multiple devices such as smartphones, television sets, smart TVs, and personal computer, and
- Cross-site tracking where companies collect data on where you’ve been and what you’ve done across multiple websites.
What is a web tracker?
A web tracker is a small computer program (called script) placed by a website on your computer and is designed to collect information about your preferences and who you are as you interact with the site. Sometimes this script is placed purposefully by the website you’re on, other times a script may be from a website you’ve never visited. (more…)