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-tomatocart-13.0-wheezy-amd64-vmdk.zip.sig gpg: Signature made Wed Oct 16 10:23:18 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 4cabc049fd4fd2e5890efc7981ba2aa8a55eab65 * md5sum 3083659357314effb89a3b216a3bb235 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) iQEcBAABAgAGBQJSXmkMAAoJEIXCXpWhbrlNquEH/1gn6+pt86KWbj8O5osmAryG CvAKZGdFeTK0Jy4Ckmaqv4AK3dBb5OhMLVN6WgRWSWIiRedUxxRiroCU0cjV/3pB ldA42Dk5OHrGMwvmLiYSuvzXt1sJRNWCD0s25wmzAqmHqDFJ3n/oXy4aAi7gy9w+ GC553luRUkHw9mK5x6QKhvZ9lOpXZYSJpfKz9muhuvJA4j5HpFsxa1l+zUDFygPI UFqNEBH5fWr32SKOQLch4RoUehhwKLnD2otSgbuZ1kICjoPoiAYmcL0eG4rNNL/0 NbSRW2cbohNHsWkRn9pAUa8h6bnIY03Q0+HweSjAiABveQl/M0BT5M18+F1Q+sw= =Gv99 -----END PGP SIGNATURE-----