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-mysql_12.0-1_i386.tar.gz.sig gpg: Signature made Tue Aug 21 14:20:12 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum 4d6c9aa3cc4528a89775cfdca8bf31ad6fd27c62 * md5sum e9cd44124e8e3a2c2c875106c7a6c715 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) iQEcBAABAgAGBQJQM5kVAAoJEIXCXpWhbrlNrkgIALrpPvL9ADZvNTSOE3UXmsXu lSggQkLde5MBI88koMqJaZrYpSs4BZy/oWgV3tyNGk6llylyHIbAyd4w18lQBL8e Ipqzoymky6giViB5YgGUxdLWIjJRRPusRlCdIHCU8ZDWnoOWGcAXKUTcExwAELbC o5FCQ3KxdOBNcF5q2IlKfK+SbVg0AtQj0cVAXhjEEd77dIonMRr396f8fw6s+W7E tkAZNBWZPQrNXHarLnZAuo6OxzEaymmcfBedxQAGFsF5FBnWTI/0sOM/fQ7ZC8+j BHP+jaiFJQCw1ODL3fnTgZ6/wm56XZN92uIOLXZ8eWpnMCrJw+Ct7JbESEJX+g4= =Kt4B -----END PGP SIGNATURE-----