-----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-owncloud-15.1-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-owncloud-15.1-stretch-amd64-xen.tar.bz2 677c7a1dd84fe56e7efa77c8d3f8480fceefb18eb44d7abc49b3452fd5c958bc turnkey-owncloud-15.1-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-owncloud-15.1-stretch-amd64-xen.tar.bz2 d1aea03873dc759f4fec39ca27db15219c05af6d8f4a4ecb31d212278fe1afbf7435777fe786f26ad76a1ab9f238a5d386d82dc6ce83ef2bba97797ef85ddfa6 turnkey-owncloud-15.1-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-owncloud-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-owncloud-15.1-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-owncloud-15.1-stretch-amd64-xen.tar.bz2.hash turnkey-owncloud-15.1-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/pjEACgkQhcJelaFu uU2KSwgAyidJh4eC9e9vV6tRVyXNyJEgLw4fi+wANK5e4958e1ljyornv0hf7G+u +UTrcfcHulOMEChwyxq61QwaU5Sq90qpBWif7HjvleWEEkmfbAyfgKEfaKiUfFNO JFbsQ/DEL0wIp4V4200a5qwTSeDwu6l8bu0u4jj4FXlvukZ21qwkjNVFFO3KCDxb wM2ARXFBa80ohA1ulPB7xjcwEl1lf2cKNr00MkoUOzKhqAffTXDuN51uUJtmQACH qoCnbEytQ3QctijqsgngH0xjUGRFIFUfeRT09jAVUqZ6MP2eoaWQ8yV3k6woQyzK fJ1LBNdIxjrj8Jm4ApTyoJbxFVqa5w== =91dY -----END PGP SIGNATURE-----