http://en.wikipedia.org/wiki/Transport_Layer_Securityhttp://en.wikipedia.org/wiki/Block_cipher_mode_of_operation#CBC##support browser
As of May 2015, the latest versions of all major web browsers support TLS 1.0, 1.1, and 1.2, have them enabled by default. However, there are still problems on several browser versions which are not the latest, but are still supported:
TLS 1.1 and 1.2 supported, but disabled by default: Internet Explorer (8–10 for Windows 7 / Server 2008 R2, 10 for Windows 8 / Server 2012, IE Mobile 10 for Windows Phone
TLS 1.1 and 1.2 not supported: Internet Explorer (6-8 for Windows Server 2003, 7–9 for Windows Vista / Server 2008), Safari 6 for Mac OS X 10.8
