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-ezpublish-13.0-wheezy-amd64-vmdk.zip.sig gpg: Signature made Wed Oct 16 08:45:46 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum add56e90fa92bc621e5641b5e636c564ac51b070 * md5sum 51ca1247be6f4b5f103602d5ba417079 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) iQEcBAABAgAGBQJSXlIvAAoJEIXCXpWhbrlNvk0H/0OAiXbY44S6Vzy3x5+P9O7h FNKtPsUnQBDD/DyeilLetFluK6MdnC1ZPgme+C39M3tDzm5DOR5fffi8gTAVvs8t ao1pSlaQITpbvEtAhibtlrgRHYehCh8fVHn7lPfAtALH790cSehehIRVU0rNlDvj qhGi6JoHGTmJaRyirkxrE8btPM83AAof39U3QQGt1gItgg1VSTOSon63eeoKTOlG s35hxIwJmj9jaNB/9Ug7gf8geJGjrc7LgdO4bCVlxYl8f2SsEl/dJJbbdadTZiY+ Lgbjjo5Sas2pEUfbLV2ZZagmW8MjyZhtJfVuGLsGE3/i1XzmcGZyqiA4zlt5fVc= =TzTX -----END PGP SIGNATURE-----