Protecting your system against malicious Widgets

If ever you download a Widget with Safari, the browser is going to open the archive automatically, and install the file without asking. It's dangerous since you're not advertise than some new code was installed. To avoid any trouble, you can change a setting in the General Prefs of Safari: opt-out the "Open automatically trusted files" option. For sure, Apple should propose soon some update to solve this in a more efficient way.