-----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-tomcat-apache-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-tomcat-apache-15.0-stretch-amd64-openstack.qcow2 2f9475cc16019bdf91067d1aa4902a6ce543aac6051465bbde5308186903cae1 turnkey-tomcat-apache-15.0-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-tomcat-apache-15.0-stretch-amd64-openstack.qcow2 d5a409fabf89946f3c1b02a14bbadb46b89a434b62e72a09ed495277dae2fdf2f166e2d7141d2a8e4b2d5cacb9faee0cf99055bea4cdce0c59e6bb6b1e51ed22 turnkey-tomcat-apache-15.0-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-tomcat-apache-15.0-stretch-amd64-openstack.qcow2.hash turnkey-tomcat-apache-15.0-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-tomcat-apache-15.0-stretch-amd64-openstack.qcow2.hash turnkey-tomcat-apache-15.0-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluM++wACgkQhcJelaFu uU1oVAgAryVQHZyZNHe6fN6QuCj3hDlyDk4helyTZlfF2fQ6FhNHZBfteLqAYung E/B4FJiWahi7jbKeDp8Ab8FlBj4h1a2Q/Tqeu96UOEqzw2zf6hUWuX9fYuV/JPGv Z50vF6owsTEQOFfCwtfiBYlkhbLIcA+j017K3+DRzLxq1npAgeGqvuWzXMyzHB9x UMpSKUfJB0awHc7aefD16vW7ZpKisAPijf4NS9Vs3nSyGp3PYOl+HLUnklcF4Z9g 6kg1IcCGidVrJKOOYZwQJPsOi8OGoA+8Z1lC26G4y0M/bEu7PQ6R6Yr++BTPWIEq H5jXP6sJS/vOnkl/fFQf3322URDuUg== =du5T -----END PGP SIGNATURE-----