-----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.ova.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.ova 7b50fcc0a61d05cade65523539ae15798f33718a16fffdf4129c585b5789376d turnkey-nextcloud-15.2-stretch-amd64.ova $ sha512sum turnkey-nextcloud-15.2-stretch-amd64.ova 6a18ec7b9cd4112fec85d140b1e9243075bafd95b7e5100931d4f3e86c4eb901e946dc2abf80f2c4f56cd63b26749c2f79ca83f552b7519b618a537c7ece7c79 turnkey-nextcloud-15.2-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-nextcloud-15.2-stretch-amd64.ova.hash turnkey-nextcloud-15.2-stretch-amd64.ova: OK $ sha512sum -c turnkey-nextcloud-15.2-stretch-amd64.ova.hash turnkey-nextcloud-15.2-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAl0THAMACgkQhcJelaFu uU2egAf/QK0ra+nHGIfCjwdM60xekj26K/HvbZHJ29gK5d6ZkpxMcxmp3grZAN1x hIIV2QSy2+eBVxYXfi26MAEEK7ZlVoDyIhm/L7B8mfSg9TZWYRHIoChQgXTh9Zi1 cGQAU0yWK3YQGDpeaiPiAbLaYxaVmTZbW1H0+R6HZuevHaS382NcV3zQinhxExtr KR7Fk7E/mKkEW0PvL3NFnK935+x1V8R/XtI49/zkXcOPy1V7pdXinqIF5vXmTeYu CdEvv+xPzfIc67q+qe/YMGPJ8E3LDO4klVV1fMjoJvGVlglyFUVJ7S+/zwycx02q o4GwMmd8P3N5IH9kIt1+zOTj9LcFyQ== =jWTu -----END PGP SIGNATURE-----