-----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-joomla3-14.0-jessie-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 turnkey-joomla3-14.0-jessie-amd64.ova 18b2ad3470dff6f19ab2fae8e319718c $ sha1sum turnkey-joomla3-14.0-jessie-amd64.ova 87e1fbfc285794545f86cd250856de04e51ed048 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWMJdWAAoJEIXCXpWhbrlNz9QH/3npovkEnOy8jfOEOmZfNdPl fqVhqEnhvGxEcUtnDgemuM+6HjXUZ+qjw7FWTrjOGL0AQMPG6rGZU2uOz0mVRj5b JaMB1que0s2HT9ueEgE8YA+gHGLeUd0qaBM8dIWmDycHzh4TLfVNgQUcneNATVLE k++Kjp1qIWMFBAJjMMdutHhzAYFNrZXUYlHYEYrtJQJ2kqId4RSgHlvkaC2Q2b/S C36W5geTdL6GMt9mKpPz4qMZlxC14x21Kz1XZ4Ic3tbHAZKopz42+KCtRPEe9cIc T2Ii+d0h2Qgdub6EAyJ7idxeD7US/06JBigGlZYC2t8/2baCQDburMEXk5Jo2Gc= =tVCB -----END PGP SIGNATURE-----