-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 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://raw.githubusercontent.com/turnkeylinux/common/master/keys/tkl-buster-images.asc | gpg --import $ gpg --list-keys --with-fingerprint release-buster-images@turnkeylinux.org pub rsa4096 2020-02-05 [SC] [expires: 2040-01-31] A8B2 EF42 8781 9B03 D351 6CCA 7623 1C20 425E 9772 uid [ unknown] TurnKey GNU/Linux Buster Images (GPG signing key for TurnKey Linux Buster Images) sub rsa4096 2020-02-05 [S] [expires: 2040-01-31] $ gpg --verify debian-10-turnkey-joomla3_16.1-1_amd64.tar.gz.hash gpg: Signature made using RSA key ID A8B2EF4287819B03D3516CCA76231C20425E9772 gpg: Good signature from "0" 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum debian-10-turnkey-joomla3_16.1-1_amd64.tar.gz 8f7bd75797eecbd9e3473a75bb8f1cf4b0c9dd778e9245db5a37295b95ecf787 debian-10-turnkey-joomla3_16.1-1_amd64.tar.gz $ sha512sum debian-10-turnkey-joomla3_16.1-1_amd64.tar.gz 538877b2449828562ca2d3fd4648704ea988d44d21b645d4bb926a3f660f8b1a3d53528b22c07bd1b5335907da510c63d04fbb623e8045c001ec078a0c36260e debian-10-turnkey-joomla3_16.1-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-10-turnkey-joomla3_16.1-1_amd64.tar.gz.hash debian-10-turnkey-joomla3_16.1-1_amd64.tar.gz: OK $ sha512sum -c debian-10-turnkey-joomla3_16.1-1_amd64.tar.gz.hash debian-10-turnkey-joomla3_16.1-1_amd64.tar.gz: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmA7b5EACgkQrF6wBJPl vBz9Hw/9HGVqd74th8xu1Sf0+5E8xDVqdMEWCCQaRfB4cQdO73eGFmqpAlEK/mes OIL/MUfWC/rzsrV2Ya+uC6HXeIHuVOKr4zRsEyo7rufDtX9ZJNan/6N03g/B75t4 ua6U/1gnkn65VI25kq9nZXD8FfrOw3WcVoXhhNN1sHutpHHvLg5CbhmxOxvX+ypY VDMgxmsjJ5w8ljNVnY6Oh3nD78liCswOPJsHyLo4Po0nTwfqfac1e97F0sPsct1y 7FHrZRhZlsF4Y5ps+TtZLEtPqX7EyCkV4jQwQYBpos/iACSZ5PIZFueS3uIX4nMJ u8STDep9frdgaKRAVfJw4omeiPKR/4aAoeGamLqIZYXD22UmRMQv3JwbjayBAovR QR5iX9GqSsuDIHt1HJAaEyiPZKNARl1SxIIa6C18bio/S42gFlQZJrOgRwFllQba R1zA/CN2mJwcklD4kxEoOErnFVfkDaWgRK7gh45rwszGcPTbnmJnBnit3KeyAT+K zgfXIMc+vO42Dgn8FMOj3548VKhEWZ6d7bfNqsMmkSw5kMAg+42G1ZKv1nZ9+Ox5 UqjHhzUHJiwaGshR5uj+0iXiBV3A/27grj3a7xZObpmPYylBT9k/K7Fb3RHQcKgb Kh6XyEuclXzbDocUl+QIUKgdh2hRLeX1pH4HL82jG02/EsTqwuE= =ob7P -----END PGP SIGNATURE-----