-----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-magento-15.1-stretch-amd64.iso.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-magento-15.1-stretch-amd64.iso 4d26f975b91db6f88acfb4d680b539e4ec4da7cfdece28bae4c7ac48410e73dd turnkey-magento-15.1-stretch-amd64.iso $ sha512sum turnkey-magento-15.1-stretch-amd64.iso e9928929777103e352251395cd33ee3914fe8b1e0c3ba1b27f0f362b9e0a7816cedb3eb2efc27366ef3e4db2a4ed611397e03def2f9fa20a23390a1cc92d1e38 turnkey-magento-15.1-stretch-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-magento-15.1-stretch-amd64.iso.hash turnkey-magento-15.1-stretch-amd64.iso: OK $ sha512sum -c turnkey-magento-15.1-stretch-amd64.iso.hash turnkey-magento-15.1-stretch-amd64.iso: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/picACgkQhcJelaFu uU3VzAf+L0n/bUvzk9Fph/4gbyvKKnBD7zAGXVC9eG1lb90/RH8K6X0qysnzYn2t C1nkL0xHuqSg9E+yFp7VRX0xE3jAbqhf9I/oi4VvRdPKBuqqkWnhjssSU0tJTTWo XrjhGRdYADuDhsWJZif9otSNooAKGPinyjCA1JtHOaoXWHuL6uknhOtZeq4S3ISW ezhai1Ck9YCjlryB3CDzveeUB8GlYt4OsnBKzQEL6oFtYw+q1Tp3ThMPjOQxCWNs a7e2a//WIT6EKDLOIobGIXcZhU7jVF8bn9Jq/f0T4lBaJ4cZ4LtiTRCzViJtSjMX xtrv2bEjULFNPGohGwha8pNNmkpXlQ== =V5Si -----END PGP SIGNATURE-----