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-omeka-12.0-squeeze-x86-vmdk.zip.sig gpg: Signature made Tue Aug 21 12:03:10 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum 6f4a4480752e3238c8997f8ceb9c193764f01a8f * md5sum 451c784277cc45208aea2ebb90226c32 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) iQEcBAABAgAGBQJQM3jzAAoJEIXCXpWhbrlNaIQH/2RwRwf5z3aKO3et4WeGUvpJ UiwhY7cnTDdlVbXkZkhcRbBs++eL2dW7gv3kNKV5Vnhcw/Ld3NwaELMI+zjlEQe7 T/AHS75pCHGGopqpU3vGuNRr8+vQy2lwpyS9ysSjc16mi38V7Qz/Om4JlJqHSNb+ KmiY1yvqNik+mLrUJ5AO1UuXvX3CCADq16PDpA0/jdZybajo+zxt8Pi5el4RRSZl 6S9r3RIFm6J1kIu41iQnGh6A1Vei6YNGSSzDG3UGOHHhu85w7c/fy8nsKrVii31X /htKodGxZvw2Sxc7VvfS3c+MjQQtnTYtNkdK/dr0DvBBNJE4/53srJRn44AYNXg= =Lw1P -----END PGP SIGNATURE-----