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-wordpress-13.0-wheezy-i386-openstack.tar.gz.sig gpg: Signature made Tue Oct 15 20:43:37 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 791e0555deff9abc4fe5fba092b138804c54eee3 * md5sum 6b5415d5040e2920106f4c706217c3b9 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) iQEcBAABAgAGBQJSXajvAAoJEIXCXpWhbrlNPicIAJW3NGbfBS4Dcwn3XbtoHyAG 7sPhZ2GZ8zfFYWMSceAd+ZEgSCHHQj8Z8jwakFAyMEJqxxa2fted5XgxpeoTnKL5 783BIBuDK3l+FG7POtD/ocRGQZdCMQs1JeFLoJj9aH4vCpOzDnW3Qu936LGjGEZN OwQ0yrrNgu9F+I4eTXfA58GVE5XkTh69xtHrIpdqZA2DfhCoxCgFVTljyMZd4YU6 iT2ZelVCC9e4zFYkSxZwgGboqZvpy6t2rJImpn8DhRFrM01RZMRqmkumb6KmP6nD /+MzWW4uchNYLcAWBN6dRxKnJIprIOpJ+vVxeuD1xsN2eyXiRX62kmnlsXUxlxE= =p7zz -----END PGP SIGNATURE-----