Opera 8.0 and later (the TLS 1.1 protocol must be enabled)
Internet Explorer 7 or later (under Windows Vista and later only, not under Windows XP)
Firefox 2.0 or later
Curl 7.18.1 or later (when compiled against an SSL/TLS toolkit with SNI support)
Chrome (under Windows Vista and later only, not under Windows XP)
Safari 3.0 or later (when running under OS X 10.5.6 or later and under Windows Vista)