-----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 debian-8-turnkey-symfony_14.1-1_amd64.ova.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 debian-8-turnkey-symfony_14.1-1_amd64.ova 32d98b7bfb92e381b42f7d663286abf6 $ sha1sum debian-8-turnkey-symfony_14.1-1_amd64.ova c202a2404af2590b61fa01974c3425a478929150 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnuAAoJEIXCXpWhbrlN/90IAJK43Hoz5MYoeLiJa4dFnoEX FFB1gDFfrRgRJw822cra3wOvAlgQtrNd/Kztqap5ONfVbb2uqfN9VUga3oDl4MYa RvOAY8ZRShXbtrnHKUAdXnDd3QWTRm8OWjGbcrqj2LUXtKbV1/5J91WLW6LUeFeu o+++zY3bYAJ8/LVA+lgfJCss0OW6gRFGyDu1zIrHDs3K1coW0ZcoPljAcn6LhfXv 3TuiM+F2PMBvtUh153hfAQmOp1GSFqHWo03sNHjl3tsserrHXo+KpaMHz5Bxmqgh PFTZek/j/XVel+pLDAMV1EzLDy7BwQUEc8ep2vl8ns3yr5d9D65SJszI76tLbAc= =rWKF -----END PGP SIGNATURE-----