-----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-plone-14.2-jessie-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-plone-14.2-jessie-amd64.iso 868fe6acaa897ce803bb82fc249967d5e18a3a991389f299d6bb74f06468c852 turnkey-plone-14.2-jessie-amd64.iso $ sha512sum turnkey-plone-14.2-jessie-amd64.iso 010988a518c9b6a1e1b4fabb7ae8946956593d02a16d0eb35f468c0b1f9fbbebf6e5c4bea581a57b6cb421c3a9eafea059602cf1930c464250ac9b0a362f03b3 turnkey-plone-14.2-jessie-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-plone-14.2-jessie-amd64.iso.hash turnkey-plone-14.2-jessie-amd64.iso: OK $ sha512sum -c turnkey-plone-14.2-jessie-amd64.iso.hash turnkey-plone-14.2-jessie-amd64.iso: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZVQkpAAoJEIXCXpWhbrlNex8IAKRjqeac5icbElkpgdzMJ0jz cpm/2oAXfAOE/weCXPtHP1VasQQa+WP4/m0rb6FtOBd6leRqqSJlkEDqt5cmNTog zpien2F8KnA0/hUb3KUNN9XB29xxHxdNmj1Xm+M+KmWbwa6b+3T+k6pZZao497nk poIu+lgBtwj779n2S8Dy7ob5e40AwHyoH/+BVFGq9NfwLwDeUffYKS4zpEEUY7ge cDDy82fklLX0EUR0S9M2czsns1Vg2affCv4yVqKQRiIQjB/I3sN56Hm9B2wPb8yH NHeymsSWmvfcp4kyPvxx4gZSFdHk7F/RNemHlBeKmEpNVW1SVAZR1WgI6A42tL0= =hK/1 -----END PGP SIGNATURE-----