-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Two steps are required to cryptographically verify image integrity. 1. By verifying the integrity of this signature file, you can be sure that the checksums included in this file are valid. $ gpg --keyserver hkp://pool.sks-keyservers.net --recv-keys 0xA16EB94D $ gpg --list-keys 0xA16EB94D pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] uid Turnkey Linux Release Key $ gpg --verify turnkey-lxc-14.1-jessie-amd64-openstack.tar.gz.sig gpg: Good signature from "Turnkey Linux Release Key" 2. By calculating the image checksum and validating the hashed value is the same as listed below, you can be sure the image was not corrupted in transit or tampered with. $ md5sum turnkey-lxc-14.1-jessie-amd64-openstack.tar.gz b2ca3ba38045554bfe8b00deedd70fb5 $ sha1sum turnkey-lxc-14.1-jessie-amd64-openstack.tar.gz eb4782f2712db9d987c711115a6bb432e3e6f3e6 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJn0AAoJEIXCXpWhbrlNtyIH/jQDEYmRN5j4Y3DNk/nRJdys Xfel0crcl6vcMvBQsQKSI/K3GwdFrwetusCDtKqF0aCClGZeVb2+OKB8/aR3Q+wk LNmoGqu1Jc6xwAmUbyU1Tq1grYZ0v7VGVKCz7Fnj+o3c0Vfvm1cyg2ArZIuBiJBd kn3MB2rNa/4XIhabRQ42/8tcDS9+H8/6RXpJaITfwSnU9jCg/OUJ/+518twasE10 BlZeVbv0QDjBXNLsHryMOP9RDcu1Cn6+eqXxSLgMZVQAnwxRaV3D5TvImL70XAp2 LrNyuulJlcjBDxhKzyjJXjoCYRp0nvdW1FbC0cEJ9vqto75HyaWlsI2l9AFRMjs= =JavP -----END PGP SIGNATURE-----