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-mediawiki-13.0-wheezy-i386-vmdk.zip.sig gpg: Signature made Tue Oct 15 16:49:31 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 638b9d3fa2faf94669cc45ffe6dea66a2d0eb449 * md5sum 3301e6d5212458b3dae8c8a6a6360755 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) iQEcBAABAgAGBQJSXXIQAAoJEIXCXpWhbrlNmbwIAJFJXhkRlEfW8BsTYGx/3yOG rjozVrtiTJY10xv77XpBABduKa/jLyQ/lan4PWqbL1E1U6mt7zxYPhjRX4ZlWAV5 DoSL5GdjGaPLhLDjlrNFBDKiK9PlOlvPaI6RpXJDj8hIeswGiQwJUGx25JP4XaGd a7TbKkkESdXqJMdoj4ouMCf+5TznZ04kP2UpCKXnPG0/hRQBDIJg1PlKvg7RbhPj 8rTbljfN7XL9C4uyRRUUbwopAefjGWXBXq2CcMIWupikoJF2asVWXamX/ZFR2Fvc syQaA0zd041v3KajFVFRNZMVAKpWqHwMGNN/2Jwp/JkSkiZuoLch1mdVApBlGnA= =gTnj -----END PGP SIGNATURE-----