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-roundup_13.0-1_amd64.tar.gz.sig gpg: Signature made Wed Oct 16 10:08:52 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum eeeae95b366f9b0f3e4cb243cc885bffa6d9e144 * md5sum f44398ca0233c5323b4302cface97d82 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) iQEcBAABAgAGBQJSXmWvAAoJEIXCXpWhbrlNH3kH+wT7kOXkS9vKOQVM8ztdV253 HmwhvLk8dgI9VZ1ntC7eKXVuCQ1O5WEyUGmTGMJqmJM+2HzbM+wZKiJYb1rTYR1+ 8/rdv6mjqfuXhn3NZxuDr2BnD+ZlxnG3p3FnFeDi/sfkmhX7vKbCv+fehNw0S6Yp wvkqf/AyzTpN1JT9epChLQLpZV/AIyMnH7sJbtYPNaDbGAmBhW8qTI9GudDbpmwr ws13RkQyq9r2ku6wsySS3iuJBKhThnGgOLaPGstfLNxwfWly17IHEwmc/f+fX5l9 ww9pyPrqBa+OEwGhMaYl5vH5/TwHhtm95CZt9cZWHvIdSdU5pN0bbs8vXDD61Ak= =tNlh -----END PGP SIGNATURE-----