-----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-silverstripe-15.0-stretch-amd64-vmdk.zip.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-silverstripe-15.0-stretch-amd64-vmdk.zip 80e844e1b3c530205936b27afa79f0521564410af6e6df96a75dedade0d5300c turnkey-silverstripe-15.0-stretch-amd64-vmdk.zip $ sha512sum turnkey-silverstripe-15.0-stretch-amd64-vmdk.zip 50621f116a5811e81324e030c38d6b51c457b3cb88a3adaa16eb855e32caf8abb247036bee9fdfbc922634db680ac6ab3bec505afc1d41988a7b00548addef82 turnkey-silverstripe-15.0-stretch-amd64-vmdk.zip Note, you can compare hashes automatically:: $ sha256sum -c turnkey-silverstripe-15.0-stretch-amd64-vmdk.zip.hash turnkey-silverstripe-15.0-stretch-amd64-vmdk.zip: OK $ sha512sum -c turnkey-silverstripe-15.0-stretch-amd64-vmdk.zip.hash turnkey-silverstripe-15.0-stretch-amd64-vmdk.zip: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlte13EACgkQhcJelaFu uU13pwgAx8TOvd6rmROns/qxQRrS0RPABSLNcyPrhQmlsAZb/IugyUOycE9DPIDi iEGb/tnny238XgTEBdKvmrP6jUa68q7MDs4t5MUtA+nzOvzCbs3/eDAhC34pLd6N yB9Q/bxRzaUEZXsh7tccB97TO1hq++mbh7wldat9BWDHC8WeSW5jMV9wrMeuVa+m RUzlhhMcmCFB2042jF7xXrh9LQNpseqJyYZ9YL9zdaihcu4KgGqCpo25TPvlXAcl BEjjjd7wE3yNSUj5LrgfiMHn7GKY6XpAuFfF9c75OUREGGpBZ3/x5BrJx5574pn5 ccNhZMP7uVCcrIOgtg7LUncCBEx3gg== =yaQb -----END PGP SIGNATURE-----