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-punbb-13.0-wheezy-i386-xen.tar.bz2.sig gpg: Signature made Fri Nov 1 09:38:23 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 07c05b484b755a79bc01e80355ce4d086b28421c * md5sum 6ecb2d576c5684b5ec8b49c21824c497 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) iQEcBAABAgAGBQJSc3aIAAoJEIXCXpWhbrlNCCYH/i4OIAecweSoTHGdYc8jURo+ g4PyjCTufMfblO0yNPnXDjBrnoDuv22uwaRYxh83ZcB4iNVFk30ueeKvldOuRp9H 2kbKB7LJCpCoveb7ssK8/sRcYqlRHhm6L5vkaqigtPkmIqdK/bn4misuXQ10HdiG laQiMoD/Sf9JMd1DqhhE09Gn7iLpQjbWcLmaMX9A+DSUlXFsrOYamMke91fXwZZt oCFzCVvFIlgEVypUR38zaTRxSdTiXOwj4QJHSyET/1KYzbWdJmNiJ7599mtR+qrR PE+N7B6a7Q7BJjtgCFVITqUVSVEAq2pmwtgseE9aNBO5h2dUmSp1xqLjvCJ5mMk= =dqht -----END PGP SIGNATURE-----