-----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-redmine-15.1-stretch-amd64.ova.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-redmine-15.1-stretch-amd64.ova 7e668b10a833796e862e91b68e6d73c5036f77b4b30dc502c60a77f934556ab6 turnkey-redmine-15.1-stretch-amd64.ova $ sha512sum turnkey-redmine-15.1-stretch-amd64.ova d3bfba69915b3d9a5eac48db1a51d349aea0d1455f4a8f69d515c2ded060c2d7924af1e260d9f4c2121ddb1561dbcdd1a7b1f09303e7edbb52cbf56b3fc3521c turnkey-redmine-15.1-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-redmine-15.1-stretch-amd64.ova.hash turnkey-redmine-15.1-stretch-amd64.ova: OK $ sha512sum -c turnkey-redmine-15.1-stretch-amd64.ova.hash turnkey-redmine-15.1-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/pjUACgkQhcJelaFu uU16MQf+L1Ewc89Dw65lR5oEJ/D8MdkXeCJK2gCE/QIy0NMbh2XAeMZPNFVS/vRs WH2NZccmx5B4MnuQYADOGVW7nZaS1IzVboMw7f7Pf90iua/LDGv7qDQhHa0zE9YT etnCUa9kBREbs2F0EgE9kAfq41KQvB49gmdzEDDjmNDykeR5O05dhBys8DO2MY+9 qovEJr8kkd8O3nnrDS6WdMnG9qIulGtrcgd/xaAfF0UyxGzw0XiTwSWFUuPnOBmc 4mAIdo/RCAb0GnN7XRXlq6PFCSs2ide0DgVXavMbjOw89gAzhPV2Vuy9u446Gx15 9na1enWNfcRLV6WLd/p2deCwDMkWoA== =G8sv -----END PGP SIGNATURE-----