-----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-collabtive-15.1-stretch-amd64-xen.tar.bz2.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-collabtive-15.1-stretch-amd64-xen.tar.bz2
      e222dadca2c9493f4a6c4b7cc289b17f3c2213674942714c16486d617b98c866  turnkey-collabtive-15.1-stretch-amd64-xen.tar.bz2

    $ sha512sum turnkey-collabtive-15.1-stretch-amd64-xen.tar.bz2
      9fd3f61adec3e8a8eaadea9688ae8e50a5cc5a1fc263442252f086633f957dc64224d35e132377fcb145888231bcfc1f318a64f8d29540fa2318f5b152454a09  turnkey-collabtive-15.1-stretch-amd64-xen.tar.bz2

   Note, you can compare hashes automatically::

    $ sha256sum -c turnkey-collabtive-15.1-stretch-amd64-xen.tar.bz2.hash
      turnkey-collabtive-15.1-stretch-amd64-xen.tar.bz2: OK

    $ sha512sum -c turnkey-collabtive-15.1-stretch-amd64-xen.tar.bz2.hash
      turnkey-collabtive-15.1-stretch-amd64-xen.tar.bz2: OK

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

iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlvITO4ACgkQhcJelaFu
uU2AEAgAp5rqhDlXFGePJsvuzoRIhf+/vZBikwKVBehfh6twVTcA6jarcI2p5y9O
ynCmaNI4Qj2SpzCw0JMMQqZmAvwo2EeeD7A7UHPtjiwuY+7xDPWuzZEAFIMjXB1c
jAktiYwk9Nx3F5UpsCZGnlgWF5MPXb0Os7vwqiglGt/tSDjZkRwChpmHvZHYDelh
Vqm6URwY5NGTITcCAuENmpa7c7edtMFPy0yPYlHolWakhetU8HF2VnbbVNRSVzNW
8oK6P9Md2Ua6NBpFUnJCzP545qD+NaZT4F7pxD8N6mZJNIPZY9hZao0lSobGY4de
TLekc25zlxgpM1EnaCrEiz1nqsHPig==
=V49p
-----END PGP SIGNATURE-----