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-mahara-13.0-wheezy-amd64-openstack.tar.gz.sig gpg: Signature made Wed Oct 16 09:06:41 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum beae275f3f6268fa2b31231302c90670efd8bbe8 * md5sum 0f3c82da987b81d81ad49ea4c9900a29 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) iQEcBAABAgAGBQJSXlcZAAoJEIXCXpWhbrlN1rkIALxkAcWmNMQDIywg168sbcT7 XNIed0P2SQEg0dyBtXhOGi4vIEIU3NFUOtbNVcHG3kxpDaK9HIznqNP76OIn4ChE z7WmjN/pAxx3i3BA8OfuJ6EhvU8yoRTRFXuc0zJYSzFncbyw8KTIemTDUUXtP8fF 9/hSTofIlS9z3/kqiRldA6WoXbogC4kLkn0saXFGISyiRtKP3J3cATuAFrgdYc/V jmDHvL5hOz69Z9qWvf8dh6zgVDfMvmejPH5innsLmEKcs0hAEUhCL2zkmlXWKvYq jEw1tLG/RDLoB6IaRFVM+N1GI+LMJ6BE2JCjEgPBGdGrmaykTJY6uUe6is65YO8= =+p2q -----END PGP SIGNATURE-----