-----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-mahara-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-mahara-14.2-jessie-amd64-openstack.qcow2 9977545051460d3a878a531943bb801d606311b6a988b641f2c7efe1aa0694bf turnkey-mahara-14.2-jessie-amd64-openstack.qcow2 $ sha512sum turnkey-mahara-14.2-jessie-amd64-openstack.qcow2 b3d077dcaf443e2c9bbe2210007310d1954e9003dca7d9542113416a305b829f5438984d4a0cff3a48a541841a12dad01191635ffde38e8e2405e4da2fc21874 turnkey-mahara-14.2-jessie-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mahara-14.2-jessie-amd64-openstack.qcow2.hash turnkey-mahara-14.2-jessie-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-mahara-14.2-jessie-amd64-openstack.qcow2.hash turnkey-mahara-14.2-jessie-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZeIKkAAoJEIXCXpWhbrlNF/gH/j3S6iwnWRgxg6VFi24kwgjh cH76fXrMjjWjs+IJ/NLVe/pR1/TysnW2WI36zk1+tbVP2Kap/WUoXm3KgzQmePnU QtEQD5xpHfIUJj2xn8K6RkTHwB0wIGBgfbKxsDRfXziOJNXGN9tq7rRns4zhBXDR OmHP+Yxek4nDq1hZqPap0XQbT2Y7njLHjTYdFn2+ODfTcisec73GrQYpay0Y7X6O wBPOOcfvO1bHTg00qNHT8B4Nz7EfL1Jj8sqvDKyYP4U2X0dgxVtKOw+oClRuBaL3 iSbbTBE6QdC8qxdg/8gEzyG6laPgAs3GcC+qaBlnqUinSt2Je0oUA5hz6hqqBX8= =203q -----END PGP SIGNATURE-----