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 debian-7-turnkey-elgg_13.0-1_i386.tar.gz.sig gpg: Signature made Tue Oct 15 15:55:06 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 3aa957f477b72b27ca321c2196ff20ca927595e0 * md5sum b858165e24d95238dc5f7dd8b16927fe 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) iQEcBAABAgAGBQJSXWVSAAoJEIXCXpWhbrlN+aIH/3oyq0uaQWOsfssD39hpL7e8 HawXgGoWPvcC/ivcSUDK9VcaT7Xk6XCfXqQ9LoB7YI6TyjEZSWyJQPttncOaSjie iwsDEATlJV4EaOAoOsHWhXXM3ap0uF8dWLeJ44+TsOzWFxUZOTzsLHWiRMezwaZV 9NFgyB4LP+hx4eUSf9ezjWzJu8cWMjVmTttxQfWiwPyg2y7j4ot2lsA4MnAr0NmD CaVD8qNEhUsQLP6/iBdqV3MLGblE55VThyegPpUkWoPWgkT04O1Bvg00Q0nCqKlq xQ1wXpaMoTf3phiDVS/bDj5m/39fbqgyvT0C8sVq9Yco9Y0nJeMdGWsIL8ExG8Y= =lMWX -----END PGP SIGNATURE-----