*Source: Icrontic (
http://icrontic.com/articles/more_secure_mac)*
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Sharing is a good thing when you’re in kindergarten – or when you’re trying to stick it to the RIAA. But not when your personal data is involved.
Sharing can be unintentional. Perhaps your MacBook could be picked up by a stranger while you’re out and about. Maybe your Mac Pro is in a public place where others could have physical access to it; maybe you share use of your iMac with someone else. Or perhaps you just aren’t sure if your Mac is safe from attacks on your home or business network.
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