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 debian-6-turnkey-bugzilla_12.1-1_amd64.tar.gz.sig gpg: Signature made Tue Jun 4 12:26:56 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 336a1a0f4a94ff12feb30f4e23520eeb9c175842 * md5sum 73cd45128bd75a7f7f627345bdbf6eb3 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 v1.4.10 (GNU/Linux) iQEcBAABAgAGBQJRrd0IAAoJEIXCXpWhbrlN5T8IANZQdSAP437BQjaAHgWCti/a Wc7Kqgr+V8xHCoSSVip/bSMinsutKFfMzc1DjfjZwlcDoZ9/BN0BzsRl1iffj5Ns 0w+RBTur6ShlwXbVB2Xtex220Y3TreFGaZY1qyM7kwFwjJ4rZuLXJ6Ox9Xm4S8pp IZGX8hb0KSVDlUlY5DR0xLkHkklfOlTwbrdmMeCYB4rwb57G7Eiz7wd5HNuzP13B EMIzfEaBMOJOROji2gKVxFO8uGBL1SApt4UJYGyS4Y55cPXhCNZqJAnoMSD3pxkY Kl/FTUkPhpJsE/sTJ1dralaGPqQVlplF9M+XpetQhedRfc5aSu2YhZWVOgO22M4= =n9yD -----END PGP SIGNATURE-----