Dunno if AA is affected, but it could be. If you haven't heard about it, here is a link - of course you can do further Googling for "Heartbleed". Its discussed on pretty much every news organization.
They tell us that all personal information may have been compromised, and recommend changing all passwords, but that its pointless until the sites implement the fix first.
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Topic - Rod, are you guys aware of a newly discovered major security threat called Heartbleed? - Rick W 11:51:33 04/09/14 (2)