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-movabletype-13.0-wheezy-amd64-vmdk.zip.sig gpg: Signature made Wed Oct 16 09:19:21 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 75e92ef55cd976d83c1e3f1741f9dcd702defac7 * md5sum 0487dcbfcb3815f4bd09d92be231093c 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) iQEcBAABAgAGBQJSXloPAAoJEIXCXpWhbrlNRkEH/3aVm3EA94aep1vwv/UW+TBP LmCAzFQ/ND4PvbJFDHUS4QN27vLbP8CeIoqKXIliza5wZ4g7zjF7zJhGl+8UDgYf 02/RHsS+NJueZaBLAZZ++7bSiLFJwt0WwdffZ9H4QJSrYHyTnoYxOfC/FLhnexW1 pv3nz+dW1wKjhv2VLkQwviycD/vifJrm2dXKWBHTvgcwQq3zY3suQfLrDhL3f6Sn H6NEbdqSAqpSujwcr7z/2/NP22Z0LHIsnvZ3F8VlDSyEXFG9+eNi0ayF6BVbApDc ALPyKDUQY6UH9Zdj6mjnjmjyV1BOKYGER8c5dEzieWPnMWBwL1Dp4O1RVbrTV5E= =TJ0V -----END PGP SIGNATURE-----