-----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-14.2-jessie-amd64-xen.tar.bz2.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-14.2-jessie-amd64-xen.tar.bz2 9f5f9bc8878e8776a3972b0f75a1d1b306eb91138daf54f9119df9f6215792b2 turnkey-jenkins-14.2-jessie-amd64-xen.tar.bz2 $ sha512sum turnkey-jenkins-14.2-jessie-amd64-xen.tar.bz2 b266d7fe352d9abc06b018f65e1a6ec5eb4aa475557e5db1b7fb9e3d91fb4ed3969f947f7fc0e0d99f594fd5435554b5983dd2d4aef0c02a3ab86e618f4fa2cd turnkey-jenkins-14.2-jessie-amd64-xen.tar.bz2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-jenkins-14.2-jessie-amd64-xen.tar.bz2.hash turnkey-jenkins-14.2-jessie-amd64-xen.tar.bz2: OK $ sha512sum -c turnkey-jenkins-14.2-jessie-amd64-xen.tar.bz2.hash turnkey-jenkins-14.2-jessie-amd64-xen.tar.bz2: OK -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZfb15AAoJEIXCXpWhbrlNYHEIAK7ZA0HEm3/ZD1yJ7gtnfGxD o2AWlDaR4KG9KsYu80z3qwYlmSqdUnPgFO32PB6WotU3d5rg8VLFCyEgYvnqS4Zf AJkSoMr4nE/t5iZ7toCV+14Dm9xuDkmCVtoObEzd9pybZFxsBFnkoW2/Q2F4WeOr Z1LZN64rIvugGc2HjR6zCV1TAqZsva5f9IwrvMGHQpNwNq3v/3ePpajNlFWkIOFS 8aq4ZNw+pnR3t21EtPGj6uSsQ3sMP0vSxSpv5OvX5pC3IHVNT2WBqJp8/fYn/7ht EZNAsahCRwwNANKihqeiClRn9s928oluBa/kWJBCbbcAlvIvPkuE83Yr3LUBBvY= =tXOt -----END PGP SIGNATURE-----