After problems/flaws with SSL encryption, Apple has finally updated OS X Mavericks from 10.9.1 to 10.9.2 via a software update. It is highly recommended for all users to update to latest version of OS X immediately. Update can be done via Apple's Mac App Store or via the links at the bottom of this post.
Test to see if problem with SSL exists on your mac.
Apple's info
Update location
Update location v2