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Verifying the integrity of Linux ISO images

Filed under
Linux
HowTos

In my recent post about the handling of the security incident and compromised ISO image at Linux Mint, I said at the end that users should always verify the checksum of a downloaded image before installing it. In response I received several good comments and emails pointing out that just verifying the checksum isn't really good enough.

So what I would like to do with this post is explain a bit about what the different kinds of validation and verification are, what they are good for, and how to use them on a couple of common Linux distributions.

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