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-deki-12.1-squeeze-amd64-ovf.zip.sig gpg: Signature made Tue Jun 4 12:55:06 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 862b2409f28561922fdf268e30d1030e60c50ab4 * md5sum 6f40e65fcc2ef75bd615feeefcd73f8c 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) iQEcBAABAgAGBQJRreOeAAoJEIXCXpWhbrlN5SwIAKzuMvHfO/zZM7dgzfNDFLLN GW20KxemPMMsz3fnTpnzxFp13UUkEaK7UxheN+PXT6/NWYsWtJrHgSKQWN9S9grF p4lFZn50aCrdnnSIlEiSJRnoKHYO1HegNt/Z3i1xMvthFpYI5dH7VOxQu2fnKnUS gXNGQar7O+DPUREK+LemdSRBt4aD/7YkvsyKkEmyVfDlDYJQIQ0RmFjU+zcdIW6K cwyZQuqjT99zUGMBY1GKo/6XvnyIb/OMsHRy7HrQJ0zhZpfP7tgm1ghhLMhQY0pf l0erHDURoC5jR3d8lSqNUFbVoBM4Ejccg+VWGjFKvBx30EtNtHk9ijexUqPdsV4= =hRTk -----END PGP SIGNATURE-----