-----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-nginx-php-fastcgi_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-nginx-php-fastcgi_14.1-1_amd64.ova 4c3898da3ea295442ca6814e07d4cfa6 $ sha1sum debian-8-turnkey-nginx-php-fastcgi_14.1-1_amd64.ova f84a4c8798fb5e399f4f280db538314cfed86561 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJXDJnsAAoJEIXCXpWhbrlNPIEIANObl7OZnEh/vO9EUhs6oWqT +Pi9N7peLgi0k7eTxRkrsg0nqZ2MGdjau/JuxAgsp9fIx2mbXwA4zDCjo5rgiPik 4RHIIVlUts/5SxY9yZXW8I99hZ5gLLcwdd3dkkpJEqig6gXf5WXmghv0Cd8HkAlp npIS/QzUxAfOKAPtRZRhFDvGpgwZM5aAW0j+87REtXlK0zC7w5jLWSR6Bh7rT/Wr y0nMIhX9W9ZEMkJIs6j1jyis69vQFpls8Qcil944Ueh11GkKIkPYj48QyaqWMgX+ URCmqo8Tk3wEsfIoe/FtMVZCXUyc1NdCNB4IeOmdP1Ix0l1Oi78zhw3OCQqzsjE= =vL2O -----END PGP SIGNATURE-----