-----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-mattermost-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-mattermost-16.1-buster-amd64-vmdk.zip c699bb08387e264c0b206a3521f42b79d925c7151be2b424ab22a3ced1404446 turnkey-mattermost-16.1-buster-amd64-vmdk.zip $ sha512sum turnkey-mattermost-16.1-buster-amd64-vmdk.zip 2f73e197602e375e4a985ba45caacdf7817bf1e9df636fe6ef30f8319aa3ed97812e926332df7530558850387ffa2c6cd12c6b842cedb3a702a42c625852ede1 turnkey-mattermost-16.1-buster-amd64-vmdk.zip Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mattermost-16.1-buster-amd64-vmdk.zip.hash turnkey-mattermost-16.1-buster-amd64-vmdk.zip: OK $ sha512sum -c turnkey-mattermost-16.1-buster-amd64-vmdk.zip.hash turnkey-mattermost-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----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAmBh2NoACgkQrF6wBJPl vBwf0w/+IaxlfmTpAz1g9BPTy1qMiFJ5X4yD0YkRa64PPLY4FO2QoFzJhpEtEPQ1 nVehP3kEZM3BjaAttUMV7/qu8+w7HiQgGjFZcGYqZs+EorMNIZBQKrmbLGzfIJp0 NQPlvEtWRqAKoGAyo1Y9ALzBx9kqEz3Xm61Y2VxeP4/z7aY1I6yL3BwN/35ivje2 6Ci8fNNiIfwzGXJx6iOmWcWgh5DOz0YWJrbKTLnuYDfmUpVoROCe7m7lqlfpqmSP Ya9ZrV7Heqv2BoEG8SQ/agJTNm40Z/w+klEh1qeKrePTpbLquZ8P8glA9mL0s24S TMRnk8lS1XYz0XRRQpnLKi0ViOmjAm0RrRIT+ueP7twZhfUdZctMBHns+5m2NLoV X0vEZ6iVgfteuS9pi882+e4S6MbvEQHPfw5Q549HvOlGJfohRn27yiBh+rfEWTw3 HKDSYOkUr+jX6F7vi9jdshy6//l65l/EkFdDm/09iFv3ElOPw/JwEDsXVELQWsP/ TvSjNBuKznOU7JLtTK4T1HuVx2jQhLFy+sKMF8DHLOTrSS4hjKuVkxVFQAyu476q 5PY5aq8D3PCaj6606t3fUiOJBTnVm56DXstWs30RzjDbrebjyvVUdlzkYkGFRuVu 6n2vNRMqnutsNQ7DwWG3SXzoT/EefmPBl8xRy4kxpXlSTyi0XuM= =tj04 -----END PGP SIGNATURE-----