Tag

Everything on fingerprinting

Every guide, comparison and detector run we have published under fingerprinting.

Article 6 min

1,011 text measurements: how a signup flow proves your browser is lying about its OS

Detection stopped asking which fonts you have and started measuring how wide they are. A missing font is not hidden: it renders in the fallback and measures exactly like a family nobody has ever installed. If your persona claims Windows on a machine that is not Windows, that is a one-line contradiction, and no amount of aged profiles or clean residential exits talks you out of it.

Article 4 min

How to check a browser profile before you trust it with an account

A high anonymity score means little. What gets profiles flagged is contradiction between signals, not any single value. A checklist of the pairs that must agree, and how to test each one in a few minutes.

Article 5 min

WebGL fingerprinting explained, mechanically

A page asks your GPU to identify itself, then measures dozens of rendering limits and a drawn scene's pixels. No permission prompt is involved, and the result is one of the most informative signals a browser exposes.

Article 4 min

What browser fingerprinting actually is, and why blocking it backfires

Fingerprinting identifies you from the combination of hundreds of ordinary browser properties, no cookies required. The counterintuitive part: aggressive blocking usually makes you more identifiable, not less.