-----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-concrete5-14.2-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-concrete5-14.2-jessie-amd64-openstack.qcow2 f6bb5856a628342e710e66ca214d3046b2eb989027cc7c2ef502e1e087f62a03 turnkey-concrete5-14.2-jessie-amd64-openstack.qcow2 $ sha512sum turnkey-concrete5-14.2-jessie-amd64-openstack.qcow2 91b7a907d3d5c4e9f49b2baa1b094a4ae9c52b2227a04096a599f7a42b566e2ea2fda111a9a2d69ce7174a4a6b0515a8764dc359f12a2e466f0937e48000993c turnkey-concrete5-14.2-jessie-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-concrete5-14.2-jessie-amd64-openstack.qcow2.hash turnkey-concrete5-14.2-jessie-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-concrete5-14.2-jessie-amd64-openstack.qcow2.hash turnkey-concrete5-14.2-jessie-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZNo91AAoJEIXCXpWhbrlNE1sIAKtFp7nxE32vO6VMZnhPwS1x 3wObnn0UBRTwmLKwtY9mK0bdiakyFb4AmOEZGQr6AZrqV+RXNKEC7ciG8vr8TRHC IburM3z+qlBUPO5VVLY1CCMAgdUpLRghDr5XWjNibKu0Ln3b0YrjX4quwH6yuv9g 71XbyMwuweEsezPSt+ZqPng8+hstAPfZ9m63xDkqTZTkMRESU2o0A2FjZ4DmIzba SfUWJsSaiTqYNtVYTq+bWhvOjmvRfC7u/SesBKrNUZIgmLODqRmR31vA0edk2Nvl erL9LglAbDoaA7vNp9gevyRls7g5VVs9Q4yR//bh16EDZyHEeTl0+IvH90UbfXM= =v3z0 -----END PGP SIGNATURE-----