http://bugs.winehq.org/show_bug.cgi?id=27469
--- Comment #4 from Qian Hong fracting@gmail.com 2012-03-07 23:50:17 CST --- (In reply to comment #3)
Works for me in a clean prefix in 1.4. I'm not presented the security risk message. Tested in firefox 5. Maybe the server certificate was fixed?
Confirming, the Unionpay website has a announce that them have just upgraded the website.
Abandon?