To disable SSL v3.0 support:
Mozilla Firefox
Install the Mozilla add-on called "SSL Version Control"
Or
- Type about:config into the navigation bar and press [Enter]
- Accept the warning and proceed
- Search for TLS
- Change the value of security.tls.version.min from 0 to 1 (0 = SSL 3.0; 1 = TLS 1.0)
Chrome
Run Chrome with the following command-line flag: --ssl-version-min=tls1
Internet Explorer
- On the Internet Explorer Tools menu, click Internet Options.
- In the Internet Options dialog box, click the Advanced tab.
- In the Security category, uncheck Use SSL 3.0 and check Use TLS 1.0, Use TLS 1.1, and Use TLS 1.2 (if available).
- Click OK.
- Exit and restart Internet Explorer.