Using "shred" to Securely Delete Files
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When you use the "rm" utility, you may think that you're deleting a file, but you're not. All you're doing is removing the file's index--or, inode number--from the hard drive. The file is still there, and can still be recovered, as long as you don't overwrite the space that it occupies with another file.
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If you have sensitive files that you need to delete, consider using "shred". This handy utility will overwrite a file with gibberish multiple times, and optionally, will delete the file. To see how this works, let's create the "secret.txt" file. Full Story |
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