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-zencart-12.1-squeeze-i386-openstack.tar.gz.sig gpg: Signature made Wed Jun 5 01:42:03 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 4164e6d2f17df94673592f0829e26c57764102f0 * md5sum 6dd98ee1dce4cedd4822a51a5c383111 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) iQEcBAABAgAGBQJRrpdeAAoJEIXCXpWhbrlNaXoH/RI+PAgmI+DMkYPKi5n9vWta q9ikaQcZrdAq2qXNVqfbra5Ypv/MX1H6DSCwU6JlHcy6jXT4/PZbmrUFxo2yB+yK BEvpwF+KAhZhKUPqlKA1di01a78oKcmPjzXdcuXVvi8pnnTXgNSHXLj6X4CLW462 aX0bUl82FMvWLhj3FjlJNQ6IX5+ti8g+XTstUGMh5fWUQZHWn71TLQEzqm+mlK5v MTwBykbx9TwqmrxIr32tpYxSXFGdwcV/9LDilakeIJ+ZRyk7wR8aCaKT7rq30Shk Ahl+lhIt3eDpSvc3gTERUdWP8X8otevrlEcR3DeqbKhdsVjhfo+irV1Pg7S9Nt8= =pySz -----END PGP SIGNATURE-----