-----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-jenkins-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-jenkins-15.2-stretch-amd64-vmdk.zip 8bf376715ab360342df7078ceca867b6e1b430b6e52813b7ac7f589f841d1120 turnkey-jenkins-15.2-stretch-amd64-vmdk.zip $ sha512sum turnkey-jenkins-15.2-stretch-amd64-vmdk.zip 03933493f299295ea54db8a46620260967ed61b4107b472cb66eab195fc3591300dff90ba4e8dd3604a196c59c1d4134e18292ce7acc0b295329c08770b4e6af turnkey-jenkins-15.2-stretch-amd64-vmdk.zip Note, you can compare hashes automatically:: $ sha256sum -c turnkey-jenkins-15.2-stretch-amd64-vmdk.zip.hash turnkey-jenkins-15.2-stretch-amd64-vmdk.zip: OK $ sha512sum -c turnkey-jenkins-15.2-stretch-amd64-vmdk.zip.hash turnkey-jenkins-15.2-stretch-amd64-vmdk.zip: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlvITPQACgkQhcJelaFu uU2HfwgApQC0v5kC480DZsplAT1kEINi2ulBy/J59h06zLzibvJxNmyF54RKGcYR +wJhBnw3qaeCaBHv+2oGY4LPZKUA5nGCxs03Jh9QNaKy7MX+VhMvKL7uz1K3N4e5 KPgF0Wch1h4HgEJGHbIhKdGevc6n8mr4INeMqb4N19YAuM+Z8my3eeffSAgbAen/ ZaY+yjKFHPNygXw+K3pyyjzh5OdV9oqvURBdlGWUyQSvCJtLtgFFaDx3iITobKzo 9y6xqVJ77AvctLoZP5adbYjjQ3y8UOQLmd37mvD4XdFE40R9iJWpl80tLyr61BP5 Tu3Utf16ZYjK8DDsxkJcHF1utNAczA== =5kN2 -----END PGP SIGNATURE-----