-----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-zurmo-15.2-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-zurmo-15.2-stretch-amd64.iso
      f320d135976d99d03dea29c357c967d374030a9e6502077248859ac6cf44f3c8  turnkey-zurmo-15.2-stretch-amd64.iso

    $ sha512sum turnkey-zurmo-15.2-stretch-amd64.iso
      1290c77176031f93fc00fc575cc85df6af0b72356c9f8b8d1938a464c178385301824ecba31b0716e9dec63a77e3dc9284b7bcf056754359cb3aac1ab624aa59  turnkey-zurmo-15.2-stretch-amd64.iso

   Note, you can compare hashes automatically::

    $ sha256sum -c turnkey-zurmo-15.2-stretch-amd64.iso.hash
      turnkey-zurmo-15.2-stretch-amd64.iso: OK

    $ sha512sum -c turnkey-zurmo-15.2-stretch-amd64.iso.hash
      turnkey-zurmo-15.2-stretch-amd64.iso: OK

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

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ZiFG8qPIGh3P/qTcl+CeKw3kt03wsuijJo6PKLQ+KJL9zYvHrgM9dysY6p4oxLAv
XArfxJKVg6W7e+dvbVEMQ9hMGpGhMquTNjzW82XYvvT+g0CguHu9IESCfHLweqc1
1MhXyxpzkbyYuM/uLLRyNr6Lz0XHkuvBWlO5A0zfhrXAP5+YhvW8XJQgQI0rftqC
ie6Ti96I1oje8KpYzpEGzlzG1qFOCmQmGHm9xc2hz9rbI+PheLHRECqIL5WAd+PA
DcJ9ngugDFfwZWv21ytBEK9Ri9g3BA==
=PrEL
-----END PGP SIGNATURE-----