-----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-nextcloud-15.2-stretch-amd64-openstack.qcow2.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-nextcloud-15.2-stretch-amd64-openstack.qcow2 ead91af72613f02a0204a542ef147e4729557f56fc6317a017cd2f5398994c38 turnkey-nextcloud-15.2-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-nextcloud-15.2-stretch-amd64-openstack.qcow2 ee3f84cf1d8173f5fe41350111bac82d3761e87e843047783f6add4ed90931772788a64918779bba3124e925e269f1db87d3d36e46eba74d3e1271a9d3e3c109 turnkey-nextcloud-15.2-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-nextcloud-15.2-stretch-amd64-openstack.qcow2.hash turnkey-nextcloud-15.2-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-nextcloud-15.2-stretch-amd64-openstack.qcow2.hash turnkey-nextcloud-15.2-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAl1GhV0ACgkQhcJelaFu uU1c4AgAwkytZ06KlXJ8xeumYj5YzpKPdo2Kh4+dsjMRSVTJ30IC+CA7IRVntoUk NEUJtFaLfJU0vvLUmix3r5QUwtv2sPOR5bXw88pNHloBy+LOmFYPnILiwLaHfmlT UV4zQIJMoxksAJ584HxvK9vzab6aynMpkP1gNTYv06aDi3OTTsgIeihXa9Fa52En dBXDIEqRneoX2re9B/u7fD1qZtUkqtSrifGZS1McYfwbySxBDkOqch7+vr1KDNAk 08XB1rrrX3Ww6IEL94fstqtBYIYWcqhOCXYWXkV324yosAxu4ahKGZ/MdpiXoSf6 37xExfdLJtf4dFv7aM8FsvV2NNcvTg== =kEZV -----END PGP SIGNATURE-----