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-clipbucket-13.0-wheezy-i386-ovf.zip.sig gpg: Signature made Tue Oct 15 14:53:34 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 69838749591dee3da60f5aad68cdcba776984da9 * md5sum 8a390a8eb6324f32b18d0c118c4f6375 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) iQEcBAABAgAGBQJSXVbiAAoJEIXCXpWhbrlN/oQH/2wQ7Dm7BLWnb8kUKzwg99D8 8HDY0fsldPCdXdQg3ovG50uFZNO2sYnOiXA6QKBqBq9RaTApgVSX5EC5/pMoEwkF NRw2ZRGmVRasuifbaV57ZV0no/zsu6s/LaBRysJijwEoFbbqr+rUPPFM0Bi3U8fs cBGlrUZFQK50i1JO3uQRZdhRn89sJJs1ebThKYSK/H+eRVBozUjOzxjpLgjK7TZz 7DxM6LDYpvxyCLNfXYZ92xvlw9ClWtFuhertNcBMECqsBe9nClQcFlTVazHWakAC sZDLXttygTbjqdyVnWxDstapQSjVBmsz8yLZBFRorLk+DHsRVInF5OmMn1To4yk= =RJRJ -----END PGP SIGNATURE-----