-----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-owncloud-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-owncloud-15.0-stretch-amd64-openstack.qcow2 bf51fd9970d299308b143d579939e8a4b28527f2ec4a03a0ffbf4f5b275574e2 turnkey-owncloud-15.0-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-owncloud-15.0-stretch-amd64-openstack.qcow2 a3fd767b8e2b2674704f19666c6f31059ef2ecb1bf919d7b0bfd5a8404812f6783485e9f51aef677f6fde60a5f1d05ea7b7e5901b63f7f29a4f50685a35cc0f3 turnkey-owncloud-15.0-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-owncloud-15.0-stretch-amd64-openstack.qcow2.hash turnkey-owncloud-15.0-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-owncloud-15.0-stretch-amd64-openstack.qcow2.hash turnkey-owncloud-15.0-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlte120ACgkQhcJelaFu uU2l8gf/RsnO8yeSn84j2suT/a8X1kmAXahhh6Oc65nb6B7GzW4ggRGHYdFfEQv0 SHZo9r2mShlMuas9vJUHwsc/5CidkHOZA+e3ky8Y+biT5BV1CAo6SgGfZSioU5nc PkywRvoBhnCR/33YzGBjWFO6e/3xuNYrQxm4ROnWukcWweaDgo9T79ooX1migt86 irem3/I0kFmdVAidx7bc25MCPDAM33c/NtfFy2dzisDdppv25SCE0RnFwSJ8P4Tj p+6/lDU1mZOVjbO+2wT6LuseAhE0CNhTnjT+J9yvmiI3ywV4jUVEP6CyiA0FLzK/ arK92R8Uu9EekPzPKVZ7VD1NcxCTAw== =EK51 -----END PGP SIGNATURE-----