This signature file may be used to cryptographically verify file integrity, like this:: $ gpg --keyserver hkp://keyserver.ubuntu.com --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-gitlab-13.0-wheezy-amd64-vmdk.zip.sig gpg: Signature made Wed Oct 16 08:47:36 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 8441083b4639960dea12e5ce8f0a34dfc2ccfdc6 * md5sum 69a4dc6b1e8477a3cc4ce42e7f717cad You can calculate these on your end and compare to check for errors, but cryptographic verification is recommended for security reasons. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAABAgAGBQJSXlKXAAoJEIXCXpWhbrlNHUcH/isr1N8VNIbthKheLoDpb9gM Pd1w/RQO5RXkbu0QUaZi4vRsGD2a0TazGjgsa2qmzvSmrqfgwmemLAETVyqnenbG /I0ORVq5abYjB7PQQk37gRk5DXf+2RNKfLcYd7xYENnBK87qBaGiZ+ci5/NhP/Wl Izg1WW7ctS0SpzwVb1cIwes5OtPL+o/AuJpgKM48mGyESsWwbJfizyV+BzEfxjKv HCFGVSMs5jGquttBK+M9P8VcJYFHR4ziPIkvaK4da38QaumaFr731his512bn4Io lpdtpLcmwh8NAV9sJnAIedd32ltlVU0VnDMxJFel4FuPVMCP43KMjPH+abXvgvg= =V711 -----END PGP SIGNATURE-----