-----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-15.3-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-15.3-stretch-amd64-vmdk.zip ec7478b3807a2fa286078dde7104fe0a6f80cd88a5118d81b083d88f5e64d270 turnkey-jenkins-15.3-stretch-amd64-vmdk.zip $ sha512sum turnkey-jenkins-15.3-stretch-amd64-vmdk.zip 8521d9ffd7cecc90d79b6db2352aeac4e165a7d863fa0f299c8fafbc6ce9cbb83fb8e8bdad962e1349974ef7c1cef06d1f772d70ca50413e62f127d9a8cda26f turnkey-jenkins-15.3-stretch-amd64-vmdk.zip Note, you can compare hashes automatically:: $ sha256sum -c turnkey-jenkins-15.3-stretch-amd64-vmdk.zip.hash turnkey-jenkins-15.3-stretch-amd64-vmdk.zip: OK $ sha512sum -c turnkey-jenkins-15.3-stretch-amd64-vmdk.zip.hash turnkey-jenkins-15.3-stretch-amd64-vmdk.zip: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAlv/piMACgkQhcJelaFu uU3avwf/XWtGxT9xNmeBOSmy2uOlBETsA8m8RTu+Oh/lufJdgxDExAi3zxZvUdO9 Cf82RKIFk4tDrNNVzicc9Anbceu8JEJizmll1GPiV+OJmRljC5MzzPjF5pw/Shvn LPrHi1HssQ1yAT5rMoEY57W2E9BS5Dv9ed5NWGYl97/PRNmvbCrjVnX34RgtrD3P FsNtJpxyaxouYb37UQZJUQMb8/HwWrt2vdD8u0PJ33f3J4uaeToErnShVdc/gXK+ Gi6IpwUF/wtvnUyTCOSYlvEKRO0w2p6M6CvmONvxs+3xSjqjPvoJQLnewYgByosn h1IfVGaQosEJJb08jW72Voz67m5A7w== =uw/R -----END PGP SIGNATURE-----