-----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-vmdk.zip.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-vmdk.zip 785db490358ab07df4ebf52160be4636698d2ab4284798b4673abe2f84c977ca turnkey-nextcloud-16.1-buster-amd64-vmdk.zip $ sha512sum turnkey-nextcloud-16.1-buster-amd64-vmdk.zip 8cd9d1d205f94bb1a3efa088d64b292ef04e018c97df7c82f81fe219ca483b8b78f690bdb3e8b2ed6a10a90f0094a821ef3a804958b4825bb1d0c92efec653b5 turnkey-nextcloud-16.1-buster-amd64-vmdk.zip Note, you can compare hashes automatically:: $ sha256sum -c turnkey-nextcloud-16.1-buster-amd64-vmdk.zip.hash turnkey-nextcloud-16.1-buster-amd64-vmdk.zip: OK $ sha512sum -c turnkey-nextcloud-16.1-buster-amd64-vmdk.zip.hash turnkey-nextcloud-16.1-buster-amd64-vmdk.zip: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmB729AACgkQrF6wBJPl vBySAw//d8FY4uph9fyuTkxslCgPs/STUPpeGgLJPXJIlIDPhozUGDhzqwCjBwgx H6xh5EduWISptTuqNVquuVxtMjO85mn75coBII/o2SiOkT3wLn0QD1VU35ivK8N6 lIJ0ASgCqF6Wu5tqN4GmDdU+dG3ZQXjE9VvzTY/96dkzh/h6WnRdxgviITi1L0xT 6LhO+pPkwPse0b2JAOFd6j8KvQQwEyl7NQOkvTxB8cedij2BSC1E3WBbQT+vk07/ +hzcpkgaf0KbZ3v13Y2fHx4EoYdzfHn0GSg7uafDrf6UIyeu8xR2/ubUIe7maWLl 6L79yoYOHyfPclAdKprTJPV1EVkNE0jkUM0bRdYYcmStDn/SEIUI+pkxhUQ+YCbp pgjHJp3JlfPYIEv3nakyXpJJDfTtALYQ3Gin/PWUlZtDGTTAaELWX1jEI5PfOuzq VMvVGTxYTCCcs4Njy3T1XXEEC4BpdS8T6Qmy+ZjP2D67YALGy2/dIXKIVs0DRSe7 /n5SfghFewQjtFXsh99sDUtKXUB2/NZYuGdd5TskxddKlT/ZUspSBiAvwHAfMyOO 7iXgmkq7cPsr65aiiegr/EqiTfap1prUpOiMWKc680YNrWpLoKql8cGs+NHBcbl/ 4T9IePjiqi0z0amIQExsq9vTkTQJJ+735Emjgh9DVZKZlR8XFtg= =tZiC -----END PGP SIGNATURE-----