-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

To ensure the image has not been corrupted in transmit or tampered with,
perform the following two steps to cryptographically verify image integrity:

1. Verify the authenticity of this file by checking that it is signed with our
   GPG release key:

    $ curl https://keybase.io/turnkeylinux/pgp_keys.asc | gpg --import
    $ gpg --list-keys --with-fingerprint release@turnkeylinux.com
      pub   2048R/A16EB94D 2008-08-15 [expires: 2023-08-12]
            Key fingerprint = 694C FF26 795A 29BA E07B  4EB5 85C2 5E95 A16E B94D
      uid   Turnkey Linux Release Key <release@turnkeylinux.com>

    $ gpg --verify turnkey-mantis-15.1-stretch-amd64-vmdk.zip.hash
      gpg: Signature made using RSA key ID A16EB94D
      gpg: Good signature from "Turnkey Linux Release Key <release@turnkeylinux.com>"

    For extra credit you can validate the key's authenticity at:

      https://keybase.io/turnkeylinux

2. Recalculate the image hash and make sure it matches your choice of hash below.

    $ sha256sum turnkey-mantis-15.1-stretch-amd64-vmdk.zip
      cb146c0550cd205aa5f341c727da284c5542bd013ab6b30c2a8acd6cb79f6b5e  turnkey-mantis-15.1-stretch-amd64-vmdk.zip

    $ sha512sum turnkey-mantis-15.1-stretch-amd64-vmdk.zip
      8a402afeb90427ed0ae7350b24daa38dae682872d18ff5d9cf52b7ff78b0a1f7f6f9b0f97f86ca040f16cd8153c9f8b235c226766d19d4e8ed7631b9df820d6e  turnkey-mantis-15.1-stretch-amd64-vmdk.zip

   Note, you can compare hashes automatically::

    $ sha256sum -c turnkey-mantis-15.1-stretch-amd64-vmdk.zip.hash
      turnkey-mantis-15.1-stretch-amd64-vmdk.zip: OK

    $ sha512sum -c turnkey-mantis-15.1-stretch-amd64-vmdk.zip.hash
      turnkey-mantis-15.1-stretch-amd64-vmdk.zip: OK

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-----END PGP SIGNATURE-----