-----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-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-mahara-15.0-stretch-amd64-openstack.qcow2 68568e0a1ffeac9f637e9bc1f9426197dc75f83ceb196048a27857a814494485 turnkey-mahara-15.0-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-mahara-15.0-stretch-amd64-openstack.qcow2 082570a056c6202d3cd0815ece02eb82634fbbf9c58207975945a0551f816bc58e3e1a260eae8ab002787a74b166820d3aa8d8a80dfa4e054daaddaed0f9044b turnkey-mahara-15.0-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mahara-15.0-stretch-amd64-openstack.qcow2.hash turnkey-mahara-15.0-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-mahara-15.0-stretch-amd64-openstack.qcow2.hash turnkey-mahara-15.0-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAl1GhVsACgkQhcJelaFu uU3BxggAqZAH4KZHPOcJpzp+VtnNMIPot12Qd/u7kxAM2xmA00tduABvMOtAjn2r McYibJR2/YvW9mJnODJTnYnmDyAVK/e2ugghy2p1oQ/g6NiGf8fzjayI//+ceYBG ArzdCdaSHFO4mRw5eMtZvllOo4YGyRdgEXVzErGOoNY0Cuez93NLolFcdks8jd9w W2fyC8CqAqedX8V+6YkqLuuXrtEZKIzb3iZTWppmSRr6BXmkNWh/TMb9BqDNeE1O EI4cVgev1+Pv1RiPBkUZy1b5VdiaO5cKipfwhDjAeWeoakB/egDg2+ZLZXvJ/0T2 t/9zdh22Qz+sPAK37biRbkz8+p5PzQ== =z6+j -----END PGP SIGNATURE-----