

Alternatively, go to opera:config, search for tls, uncheck all TLS versions except 1.2, search for ssl, uncheck SSL v3, then click Save.Make sure that only Enable TLS 1.2 is checked.Click on the Advanced tab, then Security in the left sidebar, then the Security Protocols button.Press Ctrl+F12 (or Command+F12 on a Mac), or click the Opera menu and go to Settings→Preferences.How to Enable TLS 1.2 and Disable Earlier Protocols in Opera 10–12 Upgrade your operating system to OS X 10.9 or later for desktop, and iOS5+ for mobile there is no way to manually disable earlier versions of TLS in Safari.įor Google Chrome on the Desktop, you can open AppleScript Editor (in /Applications/Utilities), type in do shell script "open '/Applications/Google Chrome.app' -args -ssl-version-min=tls1.2"Īnd save that as an Application, then use that to open Chrome a similar script can be made for Opera 17+ and other Chromium-based browsers.įortunately, Firefox 45 ESR is available for OS X 10.6–10.8, and an unofficial build called TenFourFox is available for How to Enable TLS 1.2 in Safari (and Opera 17+ and Google Chrome if on a Mac) Change this to 3, which corresponds to TLS 1.2.Search for tls and double-click the entry for.How to Enable TLS 1.2 and Disable Earlier Protocols in Mozilla Firefox and Related Browsers ME, or 2000, switch to the latest available version of Opera. If you still use Windows XP or Vista, switch to Firefox 52 ESR for Windows 95, NT4, 98,



