# zypper patch
Retrieving repository 'nvidia' metadata
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Signature verification failed for file 'repomd.xml' from repository 'nvidia'.

    Note: Signing data enables the recipient to verify that no modifications
occurred after the data
    were signed. Accepting data with no, wrong or unknown signature can lead to
a corrupted system
    and in extreme cases even to a system compromise.

    Note: File 'repomd.xml' is the repositories master index file. It ensures
the integrity of the
    whole repo.

    Warning: This file was modified after it has been signed. This may have
been a malicious change,
    so it might not be trustworthy anymore! You should not continue unless you
know it's safe.