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2002 May 16 00:14

The following is an archive of a post made to our 'vox mailing list' by one of its subscribers.

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Re: [vox] MD5 Checksums and Public Downloading
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Re: [vox] MD5 Checksums and Public Downloading

On Thu, May 16, 2002 at 12:11:35AM -0700, Micah Cowan wrote:
> Can somebody explain to me what the point is for generating checksums
> for verifying downloaded files?  If the primary purpose is security,
> what is to prevent a malicious person, either "man-in-the-middle" or
> someone who tampered with a repository, from generating a new MD5 sum
> for you to verify?  What exactly does the checksum prevent?

Good point.

Of course, if the MD5 data is on server B, while the downloads are on
server A, it's that much less likely that BOTH will have been altered.

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