A Real-Time Website Privacy Inspector
Who is peeking over your shoulder while you work, watch videos, learn, explore, and shop on the internet? Enter the address of any website, and Blacklight will scan it and reveal the specific user-tracking technologies on the site—and who’s getting your data. You may be surprised at what you learn.
Blacklight is currently testing for …
Blacklight normally takes between 30 seconds and one minute to finish all tests.
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Ad trackers
Is this website sending data about users to advertising companies?
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Third-party cookies
Is this website using cookies that track users around the web?
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Tracking that evades cookie blockers
Is this website invisibly identifying your browser?
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Session-monitoring scripts
Blacklight looks for scripts that record how a user interacts with a page.
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Keystroke capturing
Is this website logging text typed by users, before they hit submit?
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Facebook
Is this website sending data about users to Facebook?
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TikTok
Is this website sending data about users to TikTok?
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Twitter/X
Is this website sending data about users to Twitter/X?
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Google Analytics
Is this website sending data to Google so it can advertise to its visitors?
Enter a website above to get started
Or read about what we've found with Blacklight
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Concept and development
Surya Mattu -
Design and front-end development
Sam Morris -
Infrastructure and security
Simon Fondrie-Teitler -
Research and reporting
Aaron Sankin -
Original editing
Evelyn Larrubia -
Copy editing
Jill Jaroff -
Initial platform development
Yotam Mann
Chris Deaner
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Product Director
Ramsey Isler -
Additional development