-----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-mumble-15.0-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-mumble-15.0-stretch-amd64-vmdk.zip 7c2c3daf7c0c97d85a975a43e8998832224b28e863d9e0329046a3a05a91d8da turnkey-mumble-15.0-stretch-amd64-vmdk.zip $ sha512sum turnkey-mumble-15.0-stretch-amd64-vmdk.zip d1525739a9d909bd7087cdc1f13f2d932cfad0afb692f906aef4dde3ef0905d5e0d04c9d3ddc334d67549bbfdb038ad1e917d5f08cc4d4f343ada1900da3eac5 turnkey-mumble-15.0-stretch-amd64-vmdk.zip Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mumble-15.0-stretch-amd64-vmdk.zip.hash turnkey-mumble-15.0-stretch-amd64-vmdk.zip: OK $ sha512sum -c turnkey-mumble-15.0-stretch-amd64-vmdk.zip.hash turnkey-mumble-15.0-stretch-amd64-vmdk.zip: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlte12oACgkQhcJelaFu uU1IHwgAhgcBNZjcCIZHTedMEgpve7bVint2wT1ywvL/HUad1qhabBv5Mc9DzS0T Oc4b4yRxsMsCIYQAaeOI33E3Z9u+yKMkM9t//w7b2BTsgCNJKhVxR22uWXIjtrx/ SnJIl3qccRDLkOPYLuUa6hEoLYcAEm0xAGUu+HC/EVJ3tD8DydZcEzpdN/8TzxBJ FlJOEKb5Rgp2+03BDr1xZaNn4tWpjtg7AjdQgK0PtQ3tmgeuGwmnUJO3beaTTzTD aNt1K1YLhlDvMlG14nmZ9Oa+ohfHS56cAeGQ1TiJr4CPvny/IlNF0fW2IiGDLJML VTXMVKxrxkvFz6xp+zxXy063nqSoYA== =+SH1 -----END PGP SIGNATURE-----