-----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-core_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-core_14.1-1_amd64.ova 6ef0a339604712279015d557c048133e $ sha1sum debian-8-turnkey-core_14.1-1_amd64.ova 9fa3679f5717513b9286b8039044adff8a8c2ccf -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnqAAoJEIXCXpWhbrlNSUsIAJ+g0YFV2TNOq7I0qlNT2avv scplxG5IHHtKVl/AVWV7jr1Iue0xJ/GDh87HvFi/EGO+odnJZyvciqZXfb2hto5y p32wo4U1dQNKBSuAMCTLGmfFU5fxzv8HLEKXynrtbCaG2NP4Omk/lzMCvUaGYGFn JdX9CiLO3vIsGzCe6kqaD0WG2M26IqrLkLfgx46W+kb2wK7cLRulikEaTSpceWAF fP3pAlPy/fK6E3M4SYOgC2cdR0qVJekR4Maiwt2F+mavW2fqhMJ4PyFpdcBOoY36 uLCFJVxLzOUoJJ3FNDeDb9E9sPWJVvmNUUfQ9Vrgk/wd/EMx6jZUa+DwrjtqEVE= =+JT0 -----END PGP SIGNATURE-----