If you're coming from an HTTPS page (which I think HN forces) to an HTTP page, the referer is not sent. It is only sent for HTTP->HTTP and HTTPS->HTTPS (even cr

If you're coming from an HTTPS page (which I think HN forces) to an HTTP page, the referer is not sent. It is only sent for HTTP->HTTP and HTTPS->HTTPS (even cross-domain, despite the info that leaks out) http://www.w3.org/Protocols/rfc2616/rfc2616-sec15.html#sec15.1.3 http://www.w3.org/Protocols/rfc2616/rfc2616-sec15.html#sec15...