Checking the integrity of a CD/DVD media

[Paul Smith]

On 7/20/06, Nicolas Mailhot <nicolas.mailhot at laposte.net> wrote:
> > Is there some way of checking the integrity of a CD/DVD media?
>
> 1. checksum the files using md5sum/sha1sum
> 1b sign the result with gpg
> 2. check the burnt files against your checksums

Thanks, Nicolas, but in case the media is already recorded and without
any access to the original files?

Paul