Here's the thrilling conclusion to last week's episode, namely, how to properly reformat — erase — your old Mac's hard disk so its data can never be recovered. First, back up the data on your old Mac ...

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Are you getting rid of your computer? You may have erased your private data by deleting files and reinstalling Windows, but you’re not quite done yet. Remember ...

If you didn't know, when you delete a file or empty your trash can, it isn't actually wiped from your hard drive. To make sure that a deleted file stays deleted, you must securely wipe your hard drive ...