Quote:
Originally posted by Madball
From what I know, a cookie set by domain A can NOT be read by domain B. Not even different subdomains on the same domain. Won't work.
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They can if you properly set the cookie domain value. If set to '.domain.com', it will allow all subdomains, if set to 'domain.com', it will only allow that domain, and if set to 'blah.domain.com', it will only allow that subdomain.