-----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-prestashop-15.0-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-prestashop-15.0-stretch-amd64.iso 009ce2d46b8abe8f775bc3d051d8972b663342334d747d0a371df780d9a96936 turnkey-prestashop-15.0-stretch-amd64.iso $ sha512sum turnkey-prestashop-15.0-stretch-amd64.iso 9fcd448c3a03dcbebd9848211b178f2c662879f85d6856e7ea607fd8a629df0d1b726f3b184451e53046bfca52bdac6dcd454f0edb08e0a721294e2557eb43bb turnkey-prestashop-15.0-stretch-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-prestashop-15.0-stretch-amd64.iso.hash turnkey-prestashop-15.0-stretch-amd64.iso: OK $ sha512sum -c turnkey-prestashop-15.0-stretch-amd64.iso.hash turnkey-prestashop-15.0-stretch-amd64.iso: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAltMlTwACgkQhcJelaFu uU2BnggAyrnjKlhwugMX8FQbuKtP9dWmDV3bo4NLIH7NZ/WnRisRfMutG3yOU9cf 9sAZAKwFvxiqvy3TQqaBQpyYBmEn6sJGH2UH+1CkYwqXJC2gNH+V8/Qes6FfQ5Uj j9efr3c2rdk2r2qt62EeQxHxzHaTSI3ySWClwQqNxWiOi9i9EkpuOVU3Xf6+sLpr J+bySaGjKqDEn5ODreBpNd2xYxFT7wLK6349l/sB5xQXCKYCRdoCcHNs/1oneybc jEWPMxeXhq2myTA9E9fOQRRajJ79Dkka+MO2RL+ScE/xyxrDzKN8iHH8dkWGAzCg CvoycTuQ5PBEuANjwNJb5UWo4kV0EA== =qdss -----END PGP SIGNATURE-----