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-6-turnkey-orangehrm_12.0-1_i386.tar.gz.sig gpg: Signature made Tue Aug 21 14:25:24 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum 65948aae4072ca83b26d76987d3dcaf21d429816 * md5sum ed3b678171b53091854c8589823ec3ae 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) iQEcBAABAgAGBQJQM5pLAAoJEIXCXpWhbrlNaREIAKdEWpgVzire9yqmIPi63Fuf r99f5DRLQjZn9wciB3xDzZQb3Kd9XpB5oZdNoN8TJ4be6O/a4BLlkaBoXU0iSKoP 4stN2u9fGOgmP0auSnIWye8SKlyjKCQqwgt7nxEXDZcdWJnNs7lYn5eW5vxwn7sl LfHJ8GVsc121ShcFEKgt/F5Mm86A/OuM4+KXFU/EvEQPA7+ICSU536EckgU2U0Zx 9EoBdJV6NH/Lt/BIE3Dn+baVjOf6Jtuo7jkYj/BmOqVg5I7lNBABs0xF3rQveUkj 1AWa/5leIVJ2TwtDrP+i6lLHXhfcJ5gwD59EplFToixZW/yvd/JtNoBIQ9NBxwM= =lFl+ -----END PGP SIGNATURE-----