-----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-15.0-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-jenkins-15.0-stretch-amd64-vmdk.zip d913e42c95db2516bc5545d5e26451f74a6545fbd30c64b9a5395f11c0449a85 turnkey-jenkins-15.0-stretch-amd64-vmdk.zip $ sha512sum turnkey-jenkins-15.0-stretch-amd64-vmdk.zip 7c8720614cdd1bba1146b7951aa6d11804943e4f6071f6f3c4fd90840bc372d36fe6943e262973dc3da84ca63b66a2e557fca0b4daaa23dbc56da68a9f277c92 turnkey-jenkins-15.0-stretch-amd64-vmdk.zip Note, you can compare hashes automatically:: $ sha256sum -c turnkey-jenkins-15.0-stretch-amd64-vmdk.zip.hash turnkey-jenkins-15.0-stretch-amd64-vmdk.zip: OK $ sha512sum -c turnkey-jenkins-15.0-stretch-amd64-vmdk.zip.hash turnkey-jenkins-15.0-stretch-amd64-vmdk.zip: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAluM++MACgkQhcJelaFu uU1whggAl9qfhgjJHYts5NfbNcAhSU+SYgMp+fU9kr4+n8uzEBg+gQs+VU0zxxO3 YjMmn4LJsP194IUJ/1Daja6vf9o1rXyQNA8rAhsG9IXZ+4OPYJH41sUL/iVx5yND dPVW3YwHFTdI9NzPRwdOkbZHlifdp6ypcxk0CZD4WUbvByc6HG8sQVDz9Fylbus5 lK+dPrtCOOBu1iBxcSsnt87HjzVbo7XcgVitg2JMXoSqq3YNqpF3fEE6qlLmUNhW IdlaLvhQYvA/9JCnZWFzK03bFGJqJ4f8iURTHyms0OqGKDH+TuYf6ZYebDIfYoyr uuC7cUBCslkcKNyPzqPcnEiQgm+3YQ== =nYYI -----END PGP SIGNATURE-----