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A comment on The world needs more search engines. Parent comment

Re:The world needs more search engines by dreamcompiler on Sunday December 01, 2019 @03:38PM (#21677652)
In theory. But it's not impossible for a nefarious browser to send it along as an HTTP header. Or a nefarious AP:

https://news.ycombinator.com/item?id=21463266

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Re:The world needs more search engines by jefftk on Sunday December 01, 2019 @03:53PM (#21677720)
Your link describes the Milan airport captive portal putting the MAC in the URL (don't do this). The referrer is automatically attached to any requests the page makes. This is a comically broken configuration, not something at all common.
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