-----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-otrs-15.0-stretch-amd64.iso.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-otrs-15.0-stretch-amd64.iso
      0c9403372ab2341a41d46a8522a013d112b83b201ae9e5491ee21e562db5f88c  turnkey-otrs-15.0-stretch-amd64.iso

    $ sha512sum turnkey-otrs-15.0-stretch-amd64.iso
      cb1921eed5c924165adca2961d6f02ad7e6451e7c687cac231ee108c4968333e41fbe80c39f6d6e8e280bd453ee440d3e36e8d999a7b220c13ade7b491b2fadb  turnkey-otrs-15.0-stretch-amd64.iso

   Note, you can compare hashes automatically::

    $ sha256sum -c turnkey-otrs-15.0-stretch-amd64.iso.hash
      turnkey-otrs-15.0-stretch-amd64.iso: OK

    $ sha512sum -c turnkey-otrs-15.0-stretch-amd64.iso.hash
      turnkey-otrs-15.0-stretch-amd64.iso: OK

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=r6OA
-----END PGP SIGNATURE-----