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-amd64-vmdk.zip.sig gpg: Signature made Wed Oct 16 08:13:20 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 618ab671edd222304114e332b70eb3fb973ebe29 * md5sum b06da6ff97c6d0ce1dce4d57a2f4c77e 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) iQEcBAABAgAGBQJSXkqVAAoJEIXCXpWhbrlNnEsH/2OLVdbSuWHpT1TtbAxl8bdF lwXw9Jno/aOr8MxnX25UCSvvpeEfHB9lX4uP2XF5WJ8N9QjEULbzKt/5pGxvjtp1 ojaN63TUM3++oBHREHj5vbsj1SLvnXp19fo5aEHJdtJ5eEaPyLAlX1mgNgSVxgJX kGB+QdjutAv/Ab8hx7WDCsqjPte3TD4ujOa29o7UMDXgMtBtr9DBVZFowZI8Fpg/ /CJJIdIIMzj4Rvk7Cd/ism2zFlpXTJB+L8ztg0Fj3cE7vR4fEDPHoAiqao+3B57z cXkruYKZJ5s44Vl0vNTA40+N+M10E6CMNj2rNdbsezuuJrtLNaVX3B9WQl/0Klg= =xjRx -----END PGP SIGNATURE-----