-----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-15.0-stretch-amd64-xen.tar.bz2.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-15.0-stretch-amd64-xen.tar.bz2 7a0e797109e48cf1735088f502c794257ae52c27a771304c502b71d91485e681 turnkey-nextcloud-15.0-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-nextcloud-15.0-stretch-amd64-xen.tar.bz2 62e578c35165dbc4ce7e1203da4d4ed8e20db1fdff1cc05d71834451d6a57b9f2897f8853049efae28ed97a87e3434467bb759b2e6373a60c3f81c80cc7c550a turnkey-nextcloud-15.0-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-nextcloud-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-nextcloud-15.0-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-nextcloud-15.0-stretch-amd64-xen.tar.bz2.hash turnkey-nextcloud-15.0-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlte12sACgkQhcJelaFu uU14FAf5Aa471cQe1XyPfS7aNF7AXs2HH2Uh/4ML5fl6ylXjq3XePNaAquLa2GKb GzJirpZORWjydfXW1ivslVX+5q40UmZhOAbQNpNk4QIY1OxkAAyQb0+eBYSgNKTt YupfTRDPSJCQe9bOw0mhCLfwXxNosUucW4RwPFRb8zD2GkXvyDoLhZAqAeFAQBeH U2FysniyPJVIrpUkCoEAZxjqwwVEhFRtIQSxlGCndfntuG0VVUDkS7f87Wn1z1Tb Da5QginFNB6KBBl0uARR+jIlDq0KV3AJPXyTbOlz+l7j6fRxWhFolia21Q8P07uX k7E0j8Op9c9k6Wsmi9ff0cxPTebS8A== =qqRm -----END PGP SIGNATURE-----