-----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 $ gpg --verify turnkey-gallery-15.0-stretch-amd64-openstack.qcow2.hash gpg: Signature made using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key " 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-gallery-15.0-stretch-amd64-openstack.qcow2 74baff41e2b311211c830d93de3983d6ae694d5ea794a23dbb7e8c1e67d5adb3 turnkey-gallery-15.0-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-gallery-15.0-stretch-amd64-openstack.qcow2 3ceb371baecabcc3e921afddd349d4157e2f0dd7812640763a12f845cd559c49ec0a17dd8d7564afc3b1e9258db51e0719c33306483eb5272603253722cb9a49 turnkey-gallery-15.0-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-gallery-15.0-stretch-amd64-openstack.qcow2.hash turnkey-gallery-15.0-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-gallery-15.0-stretch-amd64-openstack.qcow2.hash turnkey-gallery-15.0-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlte12MACgkQhcJelaFu uU2X0Af/XBK7a5KPTp437WHdpUuKWvw85g+v9mwWm5wmY2S9TAGMzuZQSXe92ZZ5 uM7+tBnFcT3499Ox9qHekEDwYDI3TfOOOrK/+sU+8ewemgq+wjucFcytVNstrDD4 33IxGcIhuZxuQwbQM3HLD3cO/mkHHtDVeX6qeSk/SOwg2h30YTQDLg4Fo0UfSBs9 iqb7TBBXYrrAzEynIe1478hhzUT8PkK6KydpJ57G2pvGW/0mBkBvCet6wvCL7Rdd UWsUkvR6SF6AuFi8cbLG0cPeWAxL7g1+gJC2W9o+2+JwzdU0xifH1hFFLGNd9HnM 3GwDbTN07bNQ0LUzBjQe2PcEycEd4A== =vt+F -----END PGP SIGNATURE-----