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-bugzilla-13.0-wheezy-i386-xen.tar.bz2.sig gpg: Signature made Fri Nov 1 08:48:57 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum ad14a0b7018767f71ae532154293ffa8bfec0f65 * md5sum 35a50bcef8732d7f009dceb743d3bb81 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) iQEcBAABAgAGBQJSc2rwAAoJEIXCXpWhbrlNZ6YIAMYBRgT2tVydGUo5TazUxJlU 1dwwXJ/xKc8Ax2z+eGiakXzyqyV8fpuUD8qrP7Nthd0NPVHQAfLnuGyRW6nQb0m9 au95cmOdLjWzhTciwZBxWm1GPCTr2XqV4tQQhrYdpbTIxTRMqMjCkMeVNbuvMqtn lfg/13zej81iEmgO0+/M6ycb0v9tzCZwA6TDrgvjsuaGzFDlLe6yEwbMaoZHUegT CipPPWRXVPaLugNQuqLIizxZ7ua19rW/ncFTHuZRSatVkytoaFapYOeVoXLLUMGG EwSGwE53gtREnI21cqwyMPSEfVdOBQlT/2XNhZGuM93x2Ruo1NcfLl6GBjGZlX4= =KZOv -----END PGP SIGNATURE-----