-----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-tomcat-apache-15.1-stretch-amd64-openstack.qcow2.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-tomcat-apache-15.1-stretch-amd64-openstack.qcow2 0e89c6f43221cece56b4f292faf3192552cc9ee24a50aea0f9fd4ea380ada0d7 turnkey-tomcat-apache-15.1-stretch-amd64-openstack.qcow2 $ sha512sum turnkey-tomcat-apache-15.1-stretch-amd64-openstack.qcow2 9c8b2bd84455bbcc79b0a32a5d36542db13e97b9e4c7b9eadfc3d440cf94759d39a2f58478c1521f6775bcf9e3cb5e5fc7287d283d585c0920e3962461a1b4fa turnkey-tomcat-apache-15.1-stretch-amd64-openstack.qcow2 Note, you can compare hashes automatically:: $ sha256sum -c turnkey-tomcat-apache-15.1-stretch-amd64-openstack.qcow2.hash turnkey-tomcat-apache-15.1-stretch-amd64-openstack.qcow2: OK $ sha512sum -c turnkey-tomcat-apache-15.1-stretch-amd64-openstack.qcow2.hash turnkey-tomcat-apache-15.1-stretch-amd64-openstack.qcow2: OK -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEaUz/JnlaKbrge061hcJelaFuuU0FAl1GhWEACgkQhcJelaFu uU2TtAf+PqNT8qAmWnAmfAQw9r5xpZbOJWyLDM5bNABX0XsmV6QNFbbuPyNN70i2 klZIpC1Vl3SjtO2bFb9nOIOy4jLCEDDK8e4gDGy99N/F3jzmLJWZ5ZAShlgPGRt+ QM6huO9qrOKeyFbkhsLZ0RCmna2juz5fYiQz1kAs5PtJLn1GCTgnHl7NjuYUPZhR 0smoaWqhFoRz11kaCyttqlr9hjfjHLiOpX3R/Qyke1KzoU+40tZD9UncMPjmvtu1 PPWC2BiMU9MLKe0lNVIMmypltfKKAZomixuCmAlMbzRzonYAfsSql4aF2/yLgi2y wB17akFgWQ61rBxCcIKCoFgMQ9MiJQ== =c7G/ -----END PGP SIGNATURE-----