-----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-joomla3-15.2-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-joomla3-15.2-stretch-amd64-openstack.qcow2 6ab7d4e95c7d7c9f68b2d4e7c274d4cd5d6f180fa981e02472fc6ceaa08704b0 turnkey-joomla3-15.2-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-joomla3-15.2-stretch-amd64-openstack.qcow2 9b9782fd9e5dd63b183f20ef6b8c78baca70a4031135d03b530ef159b00b43218f762d03ab98f264a8a3610dfd3a7d89db76f0d4487f64412b4f9bf82239fb22 turnkey-joomla3-15.2-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-joomla3-15.2-stretch-amd64-openstack.qcow2.hash turnkey-joomla3-15.2-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-joomla3-15.2-stretch-amd64-openstack.qcow2.hash turnkey-joomla3-15.2-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/piQACgkQhcJelaFu uU0SJwf+LJ8zkHSH00KxY8KS6bFnZ3yxbOvMXMF2501B9Z1KzB18O6tpOQ94mDzj cSnX5yxqEtnDPNf1xLBOafhq5acbaT6IHlhRoW2b5lIs69pfjw3rEdmi4chRvjXv vKXaM520FBzdzo6+MI09GYlFUjGIx9WEhobbtXHN4zsDEzEcChwVnSXpH9UTR/Nr cGQsqLXyHVAhsOvkys0iHzSQWaI2BXMYTZ0A3iaXI1q8eAq7W/AWuBjXKJQxNK2m N/ChDzlXlKwy5QBr2gThQDC3mp4vWcFGbK1IrZNMs/16uGUypVsqlhF/NTRIHDRQ IBwoeen2yuHmAVjXyAbZ4FvjqdNWaQ== =g3ZZ -----END PGP SIGNATURE-----