-----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-icescrum-15.1-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-icescrum-15.1-stretch-amd64-openstack.qcow2 7d01598f8306f66051fb965ffa98050cdaf06f1fa9493b7fcfb1f42a9f654c4d turnkey-icescrum-15.1-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-icescrum-15.1-stretch-amd64-openstack.qcow2 23821375b8b23dcf96e50bd379eaf0565b109a26d9e3ac76aebd52c65292181df18601cdd7f143b4ff8ed9799d44e491a251f86cb5f31d61a1884b5cfa778320 turnkey-icescrum-15.1-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-icescrum-15.1-stretch-amd64-openstack.qcow2.hash turnkey-icescrum-15.1-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-icescrum-15.1-stretch-amd64-openstack.qcow2.hash turnkey-icescrum-15.1-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAl1GhVkACgkQhcJelaFu uU2gSQf+PDxeus63NpgtVj6ZnFxS34d5glnv1DqwTNDpNiW5rNRuSCmMhAPKJLz5 J3UjVVTztBkJlfUIjgvF8E6IO+e5eW5pdGbJ3K5tEh2kJnoH1nbIY1du1owyk0Ak 1Wtxxb2PPDIdSuuwsI6Rac4EJq+kk+LFhxJeaU5+gdZ0l5fRqQucpi+NN3LYUshL 0O1bdpzKQfwArXKaVw8ZMN9H0mP8rgfR5VtmzsyIiSMN86WI0aY3m8vfHAEFiJ70 92ERrFMyvTYpfB6a68J8I4T8gN3zgs0FPzFg1U8tlU4GLzdxagZtPU1Dww+BfLUF xeK8ylk3c3bFTcl3PH5xSdlS75kz2Q== =dkvb -----END PGP SIGNATURE-----