Given the recent hacks at Apple, Facebook, and Twitter, it's time for drastic action: removing or disabling Java on your Mac. Rich Mogull explains why and how.

Do you have Java installed on your Mac? Well, you might want to rethink that decision, thanks to adware bundled with the latest Mac OS X installer from Oracle.

To clear the Java cache, open the Java control panel, which you can find in the Windows Control Panel or in System Preferences on a Mac.