-----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-zurmo-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-zurmo-15.1-stretch-amd64.ova a1fa277db26c65d27b3a153f9c0e293d47298a83e86a6f09721a6a94abe3514a turnkey-zurmo-15.1-stretch-amd64.ova $ sha512sum turnkey-zurmo-15.1-stretch-amd64.ova fcb9b9a50b56aec66cbfdeac5f2776d0b642ac0b1436ec015f5c35d9f97f13e4742a59ef4e065c089a8da02d4cf822d1a874fb2a92ab703ef78c6837dcc6a042 turnkey-zurmo-15.1-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-zurmo-15.1-stretch-amd64.ova.hash turnkey-zurmo-15.1-stretch-amd64.ova: OK $ sha512sum -c turnkey-zurmo-15.1-stretch-amd64.ova.hash turnkey-zurmo-15.1-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlvITP8ACgkQhcJelaFu uU0nywf/a2YJIcnG+DBSXBERmjuD9uz+c8y9d1n/0Jhyq9Ea+YxMFH6KmuK/qPUz Bo2oDE/eJyMW/ecvbU8UO6VLnedsheLdIPhapkPU0hwQCCv/uPyOlDt8RaXm7n2m HCi3bFkfk31W8q3pFjo2jb73ZcH3CkHmkqrZ4/EkYyq8qLDQrOQmuS5xrhJGO1sx Rj8wNR6rd7m9V34oTJV4+p1taGhLAuPuuakGM/FxfX0W1chzNwgYdgZPYhPKFpZX /n2Oem8MS/YVJtCYAuEm8RtMhxNNx6EC/8UFhsd8b58nZ3Ofuer0DrtRmGCRelln Q1vsWf/OEdmIsLrQHy03H4n+5SP5Mw== =YT6w -----END PGP SIGNATURE-----