-----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-joomla3-15.4-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-joomla3-15.4-stretch-amd64-xen.tar.bz2 678653a4f82e1f79f6ab5344944b05d256906077eab8e6b6e0b890134a2a1d94 turnkey-joomla3-15.4-stretch-amd64-xen.tar.bz2 $ sha512sum turnkey-joomla3-15.4-stretch-amd64-xen.tar.bz2 589e23be472d4e0f7c0c96431c97589244a2b5498bf3ed99a3ffb103f2b607c9e2ddf80631a16606051a09ad9539f23efcc7926897d70b3aa77879c62dcdac11 turnkey-joomla3-15.4-stretch-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-joomla3-15.4-stretch-amd64-xen.tar.bz2.hash turnkey-joomla3-15.4-stretch-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-joomla3-15.4-stretch-amd64-xen.tar.bz2.hash turnkey-joomla3-15.4-stretch-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlyZ3PwACgkQhcJelaFu uU2PcAf/aiKT5XoY/oZ0X+I15oUvUaHwNiprexp3kfqzkpFjoGOMW5TBY6DSPe1w Pa3w1YLfJ/j0Rs8aO4blVikBoFe5hXKlVeiiy4OxggKKK9SJn8pqyO7ualNDlAPO V8WN15srxLwsy09lRjXfumRbtYOYCrmYcJxnHPQXUTxssyoha7Swj7MzMN0APlAT FqQTYrIFHMojazJdc+/zsaLm0mK0CadZM8MoFj9qnr/b2H35fQP1Znf9DNpG/4VR oOUIOJd/Z1+g/CfCEO4+S1WUazVz6lEgy6hhrIEBj7SiPit7QfT4pjUGr8S6VtrK s/BZZAgCL7Z4n8OxOp9hJj0xIPcuAQ== =1I/Q -----END PGP SIGNATURE-----