-----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-phpbb-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-phpbb-15.0-stretch-amd64-openstack.qcow2 e2b9fa5175c73749c13df4622bbf77c5efaa551c85c8bc9cf6f82c46e56a8376 turnkey-phpbb-15.0-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-phpbb-15.0-stretch-amd64-openstack.qcow2 094a26f10b233e4622d633d759f11a9a423c25d0d2580a5b619c8e5cd77e7e4166aa945896a8f23d068e40e4e7d6cbf9d31767a928ef90cceeabc364b308bbe6 turnkey-phpbb-15.0-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-phpbb-15.0-stretch-amd64-openstack.qcow2.hash turnkey-phpbb-15.0-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-phpbb-15.0-stretch-amd64-openstack.qcow2.hash turnkey-phpbb-15.0-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluM++cACgkQhcJelaFu uU2OSwf7BNxlBIs5Hui+xFVCI2IE8ux9Q9/slb3NSK8aYsDYcl0mWIv77L/sfiYu nhjAjx8fShKhPRROOcqJa/xAUFtbD0+JEVCbEVteTjmgVz1sV/IcXfPX0YldN58w t8liMvxJCkoy49jj18ftRvQR/f05NkckvNjxx9SsxVdLaEUycdla0pPtcN9kkc+v zmAGmUhtXXiZtZNZBYcXoB+Krugobdc2r5fv+k6NqjLI71MIlp/3rLMKG+rnuGgi vdOZ24LBf8552cwyvlP0gxG5B9bDuORetpkuSyoHQ+6qj+8L1Tb9GipRl2OFTY0d P+FvUxCNJB74LRXv1T9E58DCz6TbCw== =+pmQ -----END PGP SIGNATURE-----