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-asp-net-apache-12.1-squeeze-i386-xen.tar.bz2.sig gpg: Signature made Tue Jun 4 20:02:09 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum a3a91fc3bbe13076ae40aed442508dbd6b99f538 * md5sum 36f7c071e09418eef3fb55e937c173ca 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) iQEcBAABAgAGBQJRrke1AAoJEIXCXpWhbrlNNTgIAIumgQQco2OADdCXEIG4PTQX aLSpvle0MsYeWYV39FO1nl2ZY+/Iwc72cYarxBokjyCN2IdREaiRZr4L6T562z0U eyI62AmoGXG1P7W1jqrDhUlZSXqpI/t5dzZVZetZK6ngXFd9CPzmziQd0q4e9pvM BDzj5kdMINSYq4MuHEapctVEuHsBQsrLtLfpFpul+looDzkVojgg4aYymWIK27RQ tSlvh73/KHruRtuslFuDe3RNXs326ateKtwHyrfT8fl1lWwH9+VuEFMuVBYsNJl8 xoH01PwLvrCjVtNhzKgT8Ur5YzT3L20mhMjFTVMJWPuTzSBVjTVCr1nZUKztYVo= =0BfZ -----END PGP SIGNATURE-----