-----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-typo3-15.1-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-typo3-15.1-stretch-amd64-openstack.qcow2 e88a4dd2e64adc4f7980da6129b41d0c8b54b9c038e580940407fd32a434961a turnkey-typo3-15.1-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-typo3-15.1-stretch-amd64-openstack.qcow2 cec263704bee17b95c3ada0160d44a9c9d437b06bbf8af906dcabd87473791941736ac1178a5943cfb127919199855d46f1fc6c5939efb9222b815c026256660 turnkey-typo3-15.1-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-typo3-15.1-stretch-amd64-openstack.qcow2.hash turnkey-typo3-15.1-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-typo3-15.1-stretch-amd64-openstack.qcow2.hash turnkey-typo3-15.1-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAl1GhWIACgkQhcJelaFu uU2ejggAh5NZu8giLY8FwK73FHPLEKry9xg4+b1PT86+HiFIt0JqfuPSRGmYn5NW rAWPAhKYa2JMm15z+xDuE3J5wOzj3DJAK5UqZjfM/vWPIBO9Q5cfr7+vafDV2C35 TGBOzJobpGJx/W54wocbSIuBUYFdRb08IAkqOgfhaGBTDRxzkGlKNW38P45KT0Ud Pg8Q47r4CUSgAcjMTwdDp+uFGO7jIBPYeUTIMKiH9jLVym1v+L99bv+Lme5wHeYe WuF+eYcEVg4mSNIv6as5rnfoyYDbTgrjuHw9eljHQhfqCpfgGTI6yAt6KFiisHFi lpNNIUcmP/y58+xTq2T29k482EOFTw== =Zx/m -----END PGP SIGNATURE-----