Operating Systems that support modern (TLS) encryption
Here is a table that shows the SSL/TLS version support for Microsoft Windows and Mac OSX. The important thing to keep in mind here, is that any version of SSL and TLS 1.0 and TLS 1.1 are now considered insecure. Whereas TLS, 1.2 and 1.3 are secure.
| Operating System | SSL 2 | SSL 3 | TLS 1.0 | TLS 1.1 | TLS 1.2 | TLS 1.3 |
|---|---|---|---|---|---|---|
| Windows XP | YES | YES | YES | NO | NO | NO |
| Windows XP – Service Pack 3 | YES | YES | YES | YES | NO | NO |
| Windows Vista | YES | YES | YES | YES | NO | NO |
| Windows 7 | YES | YES | YES | YES | YES | NO |
| Windows 8 | YES | YES | YES | YES | YES | NO |
| Windows 10 | YES | YES | YES | YES | YES | NO |
| Pre Mac OSX 10.9 | YES | YES | YES | NO | NO | NO |
| Mac OSX 10.9+ | YES | YES | YES | YES | YES | NO |
| Android 1.0 to 4.4.4 | YES | YES | YES | NO | NO | NO |
| Android 4.4.4+ | YES | YES | YES | YES | YES | NO |
| Android 5+ | YES | YES | YES | YES | YES | NO |
What should I do if I am using a version of Microsoft Windows or Mac OSX that doesn’t support TLS 1.2 or above?
The best thing to do, would be to update your Operating System to the latest version possible. This will ensure that your computer can use modern encryption and connect securely.