-----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 debian-9-turnkey-core_15.0-1_amd64.tar.gz.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 debian-9-turnkey-core_15.0-1_amd64.tar.gz
      edab10b37d1cac7c34071a82a8bfad8c4ed9e72847eb6d8a8c01ddd1b0440b0e  debian-9-turnkey-core_15.0-1_amd64.tar.gz

    $ sha512sum debian-9-turnkey-core_15.0-1_amd64.tar.gz
      ec4d1b773070cef2b7ca9f001c7eb6398e4ef2ad179f892d9377cbeb1ca8301e581d90b2273a955727883acdeee31c202b5f2aecdb170dd68e79c8654669bc8d  debian-9-turnkey-core_15.0-1_amd64.tar.gz

   Note, you can compare hashes automatically::

    $ sha256sum -c debian-9-turnkey-core_15.0-1_amd64.tar.gz.hash
      debian-9-turnkey-core_15.0-1_amd64.tar.gz: OK

    $ sha512sum -c debian-9-turnkey-core_15.0-1_amd64.tar.gz.hash
      debian-9-turnkey-core_15.0-1_amd64.tar.gz: OK

-----BEGIN PGP SIGNATURE-----

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uU30fAf8CYnVe/CXG3DbmELV/NnWRqfb/c800syYR+wpRQ+IS5l0LXt2uYvRizqg
0E8L8o7b8RmBMyTrEXqYTS85/7RxwroJEDcD0rwY7LOosLOkl3oIuKWx7MyJU6tw
Z1yTXe+hd1zG+Ungj0zQ4R3A9zZMmWu9XCdZZcv+xAS2F/w7m5pRy+RfNeKshc2K
j38lu2IzHLrcc+Azwb8/HrfHqPr0gfOAiD4mhU12/uQWm91MTbuIvvm7pcfCYMGB
m7zHcahnFOTDrJWBD5XyfWrQIJFyLEdywYioI7e5iUg1F8tV64Hp5tHFjEkMTZFv
M7luXAFrmZDWnBH+5CwoxZxL8QG55w==
=Zu16
-----END PGP SIGNATURE-----