-----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-collabtive-14.2-jessie-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-collabtive-14.2-jessie-amd64-vmdk.zip 133189b94987f483246bc7f8eb20a4a28f6076f052f81b217c4f4cc18ee35a6e turnkey-collabtive-14.2-jessie-amd64-vmdk.zip $ sha512sum turnkey-collabtive-14.2-jessie-amd64-vmdk.zip 4598b70f02a6b6c531d8e121e9a941b407dee95be6945577d955eea35cd4728b5f3e5db0d9cdf7c9344477037a5131d5df771d380835f752bd1ee00b9a9dec23 turnkey-collabtive-14.2-jessie-amd64-vmdk.zip Note, you can compare hashes automatically:: $ sha256sum -c turnkey-collabtive-14.2-jessie-amd64-vmdk.zip.hash turnkey-collabtive-14.2-jessie-amd64-vmdk.zip: OK $ sha512sum -c turnkey-collabtive-14.2-jessie-amd64-vmdk.zip.hash turnkey-collabtive-14.2-jessie-amd64-vmdk.zip: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZNo91AAoJEIXCXpWhbrlNXn0H+QEkEHUy+p5ARMMDPHXuree7 6XwSqkK0W+LEI4nHK67DszrlDSseFa2RmHQSW8m0YEC7Rhh+bi8I81fk65O4XaZv +6RP7AZYvy9AH5c+ne2r1i4Fn/g/20qTXZpjejC82ce+WAqs8S17UsZlVTVaIrD1 lMa5IzQnGBVsyFDl3Rdpg/MT96JpJldq0pNn28TW1AsVWxU65r4Y63KaV48U62um qmq0TQzJIwuap2ymbMXXPdw0LXzg453b71Xe8TKxFZBfdFXkZ1eV/zPhweWJJm9R DCPRDUhJjBV8MHuLb9YEOxlt4+zvb3uL2EjD11Vm4JiY3JcSplSs5xQAS3wKa5k= =k0Al -----END PGP SIGNATURE-----