Your Browser May Be Leaking More Than You Think

Browser fingerprinting can identify visitors with near-perfect accuracy — no cookies required. Here's what that means for anyone running a website or self-hosted service.

Browser fingerprinting can identify visitors with near-perfect accuracy — no cookies required. Here's what that means for anyone running a website or self-hosted service.

AliExpress was caught using silent audio signals to build a unique fingerprint of each visitor's browser — no cookies needed. This technique is nearly invisible and hard to block, raising serious privacy concerns for anyone browsing the web.