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-bugzilla-12.1-squeeze-amd64-openstack.tar.gz.sig gpg: Signature made Tue Jun 4 12:31:48 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum b2f006884a947383e1a5edd6c52d2c22a353d13e * md5sum b411fa5e60f4ab976e7c73f2bc05b2a2 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) iQEcBAABAgAGBQJRrd4sAAoJEIXCXpWhbrlNo/IIAJ2h7yUclcUF8oOnCkKxQCi9 i7HWCEVXNDXWZz6lvjc1q9vHxaQGt4wjQSZz3vvQ66bAva7Vs82qclz0kisnUCYU lCCMxjG9emtAs/blyq+RKqmQmQD3GXUW5PFcs96+FziFNWEzde2ZKt+k25tAPJKW z6xKXZW5MaIBi6MSdgu08vx2r4GzZBdevMF2Cm0Yw1Lr+UZ5Yqdqk8B7LmYScAbf cEk5FM08doHmYVr4LDfgfwlioEDCx8CWLLwf86o0vAkDkLzpBlCpBkfzMriSia94 GcG0aSvFqTnD/IYCWC6NHZqbUA8saLqEj6uVo/N+a1EEM13lRhAhgT482NgYeqc= =Pqqt -----END PGP SIGNATURE-----