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Mac Kung Fu, 2nd Edition by Keir Thomas

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Tip 209Create Encrypted Archives for All Computers

Elsewhere I explained how to create encrypted archives for use under OS X (see Tip 126, Secure All Your Files Against Hackers). But if you also own a Windows or Linux computer, you might want to create cross-platform encrypted archives that you can copy to, say, a USB stick and carry around with you.

Luckily, a piece of open source (and therefore free) software called TrueCrypt provides this functionality. TrueCrypt works by creating an encrypted filestore. This single file is then mounted by the operating system and accessed as a virtual disk drive in a similar way to when you attach a USB memory stick.

When you’ve finished, you unmount it, thus “locking” the store so that nobody can access ...

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