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Tor Browser’s “New Identity” button didn’t actually reset your fingerprint

Ellsworth Toohey
Apr 28, 2026
∙ Paid

DANIEL CONSTANTE / Shutterstock.com

Tor Browser has a “New Identity” button that’s supposed to give you a completely fresh start — like opening a brand-new browser with no memory of what you were doing before. But it turns out it didn’t fully do that.

Researchers discovered that a built-in browser feature (called IndexedDB, which websites use to store dat…

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