-----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 turnkey-nextcloud-16.1-buster-amd64.ova.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 turnkey-nextcloud-16.1-buster-amd64.ova 2ea9154b298df3cc47773c2e4161a27b339043ac7e59fe4923ede172153a83a6 turnkey-nextcloud-16.1-buster-amd64.ova $ sha512sum turnkey-nextcloud-16.1-buster-amd64.ova 0f7fb3cca521b1d2e5aac6b006ad69f2e03a86617a833570f6dff15e00542840b797f88e715a1258e23e5853e63f0798ccd87f724d39025eebf6821d39a381fe turnkey-nextcloud-16.1-buster-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-nextcloud-16.1-buster-amd64.ova.hash turnkey-nextcloud-16.1-buster-amd64.ova: OK $ sha512sum -c turnkey-nextcloud-16.1-buster-amd64.ova.hash turnkey-nextcloud-16.1-buster-amd64.ova: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmB729AACgkQrF6wBJPl vBybLA/9GxMf0r3+dMa0sCwDagzPKJwWuBMEz2MH6TZBk17R6o7QxSwYTC6tL5F0 2DyS8gDSv3fcFDbSlgLuIer1lYfMVFSW+FQvaZCj6dxkQmu74BZ73dcjHTBiqNDw sEhTDGP/npyyxmAZWJEL5a4hsPSX6AZw5ddk24Tp+IIs7rYJnMNhv08fBoEbrQ8Z ERIqkxo2bDPdws+oiIh1qlxszmU0jQv+uIs1WtbhBetX/vBYyyPQG5BeLHPsxzZp 6ytOI0cP+gDDvIhse8573wrkffYobDoOgrUZ575JLyLNebz1qMt1SjfGalteCP71 VUfoKht3gYIN1oUsvbwJNPS4EamodAyJhWIsrhu4VyYQxs0GTXj57q31olh7avK+ 664QKZuq69pQvTompbz5QgMJRYnoYyAYPIdjcTfV8UIoHjey7VWnAScOGuPdwcnb 8yQXJmfRuiCNf+N9+xg2YzPtBAlFIqPBdOQK5BjnMbzYVD14y2PHp5kcAZB0FJFw 7jnSm1jmSbJFVEOiNHlcGNgv5b+9RQ/Pbr2jnTySMWnaFnz2jn4PU0VkvAXeg7FM bXjGjv4JQVmZruXPwzB5kq3csyGPxyCVfFUYsibYktA9GhZl1T7mREIUfocpSvpm EGWxFrqRcP2g7KIjh6LeXefoExk5CWD6c75T8rFB+/Xi6d+ZR08= =IMlB -----END PGP SIGNATURE-----