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Tor Download Size Visibility

The ability of an Internet Service Provider to infer the size of a download over Tor without seeing the file contents.

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Jan 18, 2026
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Can my ISP see the size of a file I download through TOR?

An Internet Service Provider cannot see the contents or exact destination of files downloaded over Tor, but it can observe encrypted traffic patterns, including total bytes transferred and packet size...

Jan 20, 2026

What technical steps reliably prevent a website from seeing that a file was downloaded?

A website reliably detects a download when its server receives HTTP requests for a resource or when client-side analytics run while rendering content, so there is no perfect client-side way to stop a ...