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-mongodb_12.0-1_i386.tar.gz.sig gpg: Signature made Tue Aug 21 14:16:43 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum c108619e0efc3a4b5b373b8f8f9b696d71669efc * md5sum 71bff777ce1c04465fb55112091eee02 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) iQEcBAABAgAGBQJQM5hEAAoJEIXCXpWhbrlNxU4H/jRkL4boihP15vWJ+fK4nxN7 ljSxnVYEbz+sUM8oFbkz9LMzFjqxc6CNNE2PYp0BcWZK1AqHJ2QuK6792om2ay30 gjHCMyC7uLMnivKm9wKkR2pd8xNzNee73+INTKpmiCoPhjdVPm1J2bSuDy3aylWt OAXLzbA/H53xPdcy1gKSG8epUg3SrRY3BExAs1RhQ6+aM5JTp6aUqgFRlBUcqLkH D8vDKzMh6uVs6q4H5N+H9JFrf2hOfesJvAzqetWEpG/kJ7JcAyYRVXWujcIH+nFX uKw89hlFLCbPYV4a3IpYacZ9AV6qa6r9c++Q2oPwTacbB0QzMdF47Z4yPkNFmjI= =j9r4 -----END PGP SIGNATURE-----