-----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 debian-8-turnkey-plone_14.2-1_amd64.tar.gz.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 debian-8-turnkey-plone_14.2-1_amd64.tar.gz 49920658158158e26913733a9fd346e0d3ae8086817b81c1adfda1ff78294c9d debian-8-turnkey-plone_14.2-1_amd64.tar.gz $ sha512sum debian-8-turnkey-plone_14.2-1_amd64.tar.gz 09cbc17b5092bfc1eed37a83e5d307cda5c5bb69bb00038a1a516c6497a244634e62d21ca03fa09de7ea25dd05f3bfc05858bd236ded9479c4e96c3a1587e749 debian-8-turnkey-plone_14.2-1_amd64.tar.gz Note, you can compare hashes automatically:: $ sha256sum -c debian-8-turnkey-plone_14.2-1_amd64.tar.gz.hash debian-8-turnkey-plone_14.2-1_amd64.tar.gz: OK $ sha512sum -c debian-8-turnkey-plone_14.2-1_amd64.tar.gz.hash debian-8-turnkey-plone_14.2-1_amd64.tar.gz: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZeIKkAAoJEIXCXpWhbrlNuFoH/iWIuyb2KIxBR3VGTPUFjwvT j/FUWlz+9aCNYslJsTOcsW1g14NfHj5IoY9cRSa6H8j+cwcHvKvzyflpZ6FrU6FM E2GiSjyxFOI6OQF01lCPInlj88xuq6gmTH5CQ0BlfNiGO8nhj+lAEI2egt2bjMG7 TNHP8xheP9TLxz34DunreYD96Cp617wc/228bW6OdO6NxaDq3rjaXk45lcMJPH08 FW/uBnaOgnIT3PnwBck+jvrKtFjBfpXjA++G5Fm3aZMo3tq1YUtEepdUAFN5vLJn IDIHuFTsMVqhfrbp+uscjbvpOzCKK49DZP9wmHEPkaPZe5vy/yvV/E/oXNFojtU= =31Ip -----END PGP SIGNATURE-----