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-postgresql-13.0-wheezy-amd64-openstack.tar.gz.sig gpg: Signature made Wed Oct 16 10:03:39 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum fd3f9813da3ce8cb58af362defaf6b10009732d6 * md5sum 502783422dbf5297b1ec4201bef3d9b5 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) iQEcBAABAgAGBQJSXmRzAAoJEIXCXpWhbrlNpi8H/3U5qj3BpNRETam19nMuT9Zu hPSkk+6lxiyoncuKwsGkIVfA2tvIsa2x9nnOcP8aFAA+VJtEsZip3ttDR5azGWKb BcQGKqbTZSip5vWc9Hdy/vxMITk4PlBiE3XFaETvLIJG/eDy72U8ltBiTBHy2J79 q1POP7fac8+WtVbeFQh92DZXHr07PqNcXb9kqj9/bveJuKIzaC5AdA4ODdTr8J0u In7kkGp2FJ3gvE2nFCN1zxy9URHUxsnhERQkyZ2RFOlR8Kf6hXpBf05C8npjc8Ns fJhtU6ptdpk9eL3cqxqU+rJUKQdVyuoVf1uBRI90cFnmeWhehW3aK7abex7/g8s= =LuCP -----END PGP SIGNATURE-----