-----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-zencart_14.0-1_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-zencart_14.0-1_amd64.ova 09e36ecc2fc62c05a5bfdf00036d8513 $ sha1sum debian-8-turnkey-zencart_14.0-1_amd64.ova 976468f90d212dae5f4f3b868e72e520e841fd80 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWObxXAAoJEIXCXpWhbrlNRBYIAJ2f0tqUFnTdxwfJY19BJkR6 6qSYGtomTlz0+FgmWgWKkzO5LnXYi86SfiLV5Y9NsJNaTuZkEzQWlWG0L9Nui2Xm +a5PtzKhUxoe9xaWzwDdEzweVkR6ixmRilY/bOxO+YN1XHR6Nyrm9yV80KjBHYqq IVjWLJEblh/RA3kcYXFQ2oN2K/hKoON8UgjvNU9m4EyFEXswccUTUBMt5Jdl21hi SGzDGzhvfZ3gM+n9hFuHwaL49+w5mcwnbC/IBmsyQijE4LTwcBvYrMZs/hZW81ZS /MaFL5p1v3felVh+km/9E7U4lLD1A1o5uyJAO1u3bUiuHF0U0uXgrqwiheOlBwY= =Gquz -----END PGP SIGNATURE-----