VirtualBox "Appliance is not signed" Error Message
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Kicksecure does not use this signing mechanism, nobody else does either. Use provided OpenPGP signatures instead.
If you see the following Appliance is not signed error message.
Figure: Appliance is not signed message
It can be safely ignored. [1]
Use provided OpenPGP signatures instead, see: Verify Kicksecure Images.
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Kicksecure does not use this signing mechanism and nobody else is known to use it either. VirtualBox provides neither documentation on how to use this feature nor a tool to use this feature.
The provided OpenPGP signatures are a more complete and secure replacement of this feature.
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A secure by default operating system with the latest security research in place.
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