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-magento-13.0-wheezy-amd64-xen.tar.bz2.sig gpg: Signature made Fri Nov 1 09:07:35 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum dd8da7f7d60bc074b0387af398bbf06cc46bd9b5 * md5sum 6d8ecbd84245f1e1510657125708fb33 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) iQEcBAABAgAGBQJSc29RAAoJEIXCXpWhbrlNe7kIAL8ntRL1RUwbLmAieMfuhMWS fNc9gmR5ovn9sxOI3VgbDZWH1eG7MIJua/IVRGfKr6yW7sPOBI7T9hb24BexN+2s ykUp4z9UHCeGYzjDwDLspjOBTOK1ytvXgHFjUYU+5/YVQSq/YKUQ1I4fnmgT2U0S 6wEEQkPlh8l5Kk3MmOlJu1Yp0LYmv7hZw3hP21W6Q8V0Qv2Z7OE7G95TQl0ITCLX 3UDucb19m62ik0TmSElgEIts73oz3ZhncFnrHe5lYU61TL4rdhIUbRLasF6OQz+b zU+T/YoilbcRGs8ta1ICiAgW8XwTvvKghLXk8i3RJucTTHe1w2kaZwO65yaeaXs= =oSWS -----END PGP SIGNATURE-----