-----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-joomla3-15.5-stretch-amd64-xen.tar.bz2.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-joomla3-15.5-stretch-amd64-xen.tar.bz2 81d8a26f882bbe496f5b42d5ef639859c49c78ef9e68f39c4d7e91bf0dd98e47 turnkey-joomla3-15.5-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-joomla3-15.5-stretch-amd64-xen.tar.bz2 da4b44663f83b384ab9d1d5b9b75e6d5009ffa63ca9615ed45b24783f981427b8e75214dc0205e7a15e94c75ab77863c670b9e578c4c3d888b2737540c1c7074 turnkey-joomla3-15.5-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-joomla3-15.5-stretch-amd64-xen.tar.bz2.hash turnkey-joomla3-15.5-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-joomla3-15.5-stretch-amd64-xen.tar.bz2.hash turnkey-joomla3-15.5-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAl0THAAACgkQhcJelaFu uU2WAAgAorRkgXb3Uung9pgqruWBxWe2ZAxwsgO8zuqXkxi1/v6fonrooIrjuz7M BnRXZEs2U5Yc86vSVpykF39Fdfogj4v860vJcPpd+AAoZJC1ug17j1Zk8+OB37uM a9IH/L06mzEvj/1j12lVPdLCa2XjhOhngdfLDQtIPzBceFZUGsHUIlz+UqAl+Xrp hTuTuhUwKPb6mnHjU0Do2/b3KGDLlZ24xWaB3/g7SfSQHeD64watVHKmJqlTr6Aa b0L7NsY3a38sqqSbPQYb2pklC7PK9+maaJYzCW4Bvpm6veO5nhwusUTAftdQQXZM oRx1lUbPBrvRVSK1Zdj06Vr2CVS0Dw== =Z5Kh -----END PGP SIGNATURE-----