FWIW, the same code runs on .com/.net/.org, each of them set the same cookie but for different domains, so Corion can be logged into .org as "Corion", and as "Co-Rion" into .net and "Anonymous Monk" into .com

What you probably experienced was someone linking to a different TLD using full url, instead of using a relative link (  [id://] )

In reply to Re^2: Logged in status does not persist (perlmonks ) + no "third party" cookie) by Anonymous Monk
in thread Logged in status does not persist (http://perlmonks.org/ + no "third party" cookie) by parv

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