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-pligg-12.1-squeeze-amd64-openstack.tar.gz.sig gpg: Signature made Tue Jun 4 15:34:30 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 9a07c3b9c037b4880b7d06ccc03619ea3ff8c225 * md5sum 4f8c78bf0620ff3477757ff5152682d5 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) iQEcBAABAgAGBQJRrgj/AAoJEIXCXpWhbrlN/UcIAOcNjhTDYn5q4IH8qzONtUJE +2iHKJ90TrVg75BDjxMQ7eAvY2DggG9UJVV3ssfB6x7/KVKp/UgqCFgh/DVrU8t7 4Bs1174EaCI8ajJtzImXY1nj2ArZOSTDT6HC3eIT/yxiBLZgXV9HYTFGKZBtgk8B c9wEjpIevwLI4i52MnCX6jBjTDR6dxXrZIXyLTiygJZqZ5cGZQ4F73upVuRGv7kw nMVb4+hNhnmkD4a7ujTNSAJE/DbuP71XB/lMCzzgRaYP9OXurctEnHW4HCDRKU9J rJgbvazx86eqCYLFdbUgle53TUX65HmYNa+qMk4PEn5yF7wDCU86gEF68wv9FA0= =6r4B -----END PGP SIGNATURE-----