-----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-observium-14.2-jessie-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-observium-14.2-jessie-amd64-openstack.qcow2 f32c9ad247b365d055b71e63a0039c3ce161cd2b35c6e3b7b7063ecf86cd34e8 turnkey-observium-14.2-jessie-amd64-openstack.qcow2 $ sha512sum turnkey-observium-14.2-jessie-amd64-openstack.qcow2 9551cfd3e2ceaa83b69daf800f95ff0ae274c1ace3860d9304609e1504e7e4be6d59cbdf342ea40342717ddaf3031ead9348b7f6be34ef50a9160ae7db11f651 turnkey-observium-14.2-jessie-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-observium-14.2-jessie-amd64-openstack.qcow2.hash turnkey-observium-14.2-jessie-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-observium-14.2-jessie-amd64-openstack.qcow2.hash turnkey-observium-14.2-jessie-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZNo92AAoJEIXCXpWhbrlNOqMH/R6b32JkdeBS5XYyJmI/iNKW wIac/vND7MSxx8s/HheayqGr8srWxlY6RRmbsQ88jNv6fNKnS2ZDEdGhhPjSYeih +H7WfVHO/U3g+rLN1q8kfl4SoTvMl6kfDavzkFBPUdKRFZSo0USHjH/Zr/D4WpWS j1Me8Ijw79Oa1HKw+53b+k/5s6eJaXQkoIFDqxHuxqem7YCsCbLx/2y1xliZud/D ywDmihUD9jSLEQY5455QnbeCcke5Ykc21jJBiT377YZ+vxo5KnYKtPNktsu3bofR 42WDBA//laA3x3MqcgpGl0bQmw+iNnRTVaA+TiYhrdfLbLyuBGMdyFRb9GxdSKQ= =NGm6 -----END PGP SIGNATURE-----