-----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-gnusocial-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-gnusocial-15.1-stretch-amd64.ova b081c86bcccf39353d105ccd8ff8a0a0629a38ad8e8a76c91f43fd3ca9e790cc turnkey-gnusocial-15.1-stretch-amd64.ova $ sha512sum turnkey-gnusocial-15.1-stretch-amd64.ova de4a12477fcedacef51ba5fe1b8ea7cd9b2c0a3167e34983bdfcabd5f3fe1d90f6fe0c7c695712077cb7a37bc085be7472005cfeabfbb87b80c98d67135c5216 turnkey-gnusocial-15.1-stretch-amd64.ova Note, you can compare hashes automatically:: $ sha256sum -c turnkey-gnusocial-15.1-stretch-amd64.ova.hash turnkey-gnusocial-15.1-stretch-amd64.ova: OK $ sha512sum -c turnkey-gnusocial-15.1-stretch-amd64.ova.hash turnkey-gnusocial-15.1-stretch-amd64.ova: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/piIACgkQhcJelaFu uU2D2Af/YR2Tk3znL3HGitI5SR0bKhibLzQshxTZCA0UrdPbbBDLe1UePwMDSkQD 7u/gX/F/JkHNZuXhwnr4fujvOW08DaV2ePadn8bdAaI0fhhv+n+Gc8hFP79tByhy LvUrFjZtdWc7SlsZYPDN49BsutxYNi5cvShOnN/uVjmhB+X8vnASCyS00saq5Cv7 GwhiJTJV7DmqR9x/A3aJyAabAldLA9yF7X7j6SgkAS2iRxRDlI3xkL1UFpJEZmPQ xBOnMWHbyJp3g2LkNOSUfjF0Axln5r6fQsShoIInLSY56Nxi/Nasf5kFwFGhOI4n sC76qK8UnwaiX7YnTmkjNRu2BvljOQ== =ZTqb -----END PGP SIGNATURE-----