-----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-moodle-15.2-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-moodle-15.2-stretch-amd64-vmdk.zip 1c6b6740b0d701ffbcd9e1a680ea3e27d02edc883426dfbc8ff2b684a385c4fc turnkey-moodle-15.2-stretch-amd64-vmdk.zip $ sha512sum turnkey-moodle-15.2-stretch-amd64-vmdk.zip 1db3330b838d86aaad637d4a49ba0102f832deaeddca8f449d7a8eca84d391ff44ebfe7a7f92628c662c4210dca842a628caf1ee407da95a1f9e8b664ba42454 turnkey-moodle-15.2-stretch-amd64-vmdk.zip Note, you can compare hashes automatically:: $ sha256sum -c turnkey-moodle-15.2-stretch-amd64-vmdk.zip.hash turnkey-moodle-15.2-stretch-amd64-vmdk.zip: OK $ sha512sum -c turnkey-moodle-15.2-stretch-amd64-vmdk.zip.hash turnkey-moodle-15.2-stretch-amd64-vmdk.zip: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAl0THAIACgkQhcJelaFu uU1B9wgA6FTZ6HlsstriHTsjOZmoUEhANfjA9tk+3jgqywLGRQMtipArqszWfvvM EtO1FGCLzf8ebuhZWFxe7qDuYDc0N8iUuBc1/Pp4gmUOvcCbu19hJ7BUl6x5zon0 Y84HGW8p0XkRJEf0qMDEO3lxwvl2BMvQCowLFyUxydvDvtVx64l8+G9Tepbftd/d CphAbxZeZ7NqLfx4rNfrCkrME4U0jqXD4fD6DXGzAnIkIfanYvPcE04SmcWNmdG0 oL0N7DTcG9CcyqDgqEmdGZlwZlIAKL112K5l665miCWUQaGLxjRQbSUCDPQOnU/Y +Unjw5Siga2WXjDtaZfNWS8l0ORP9g== =oKdB -----END PGP SIGNATURE-----