Published at LXer:

I carry a small, laminated card indicating my subscription to the IUSP (International Union of the Super Paranoid, tin hat division). Well, you can’t be too careful. After all, we live in a dangerous world and computers are just an extension of that. After you’ve installed the right operating system—GNU/Linux, of course—secure browsers, rootkit and virus scanners, you might just start to feel secure—and smug. Don’t be. Until you have understood and mastered some of these GNU core utilities to securely delete, shred and wipe files, directories, partitions and whole disks you’re not in the clear. Why not? Read the how and why of shred and secure-delete at Freesoftware Magazine.

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