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-core-12.0-squeeze-x86.iso.sig gpg: Signature made Sat Aug 18 16:43:47 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum ea98be6bdd10320e445d2dbb7bb1197e90ae4c16 * md5sum 13ac76c251ce3e773551b24b653f3801 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) iQEcBAABAgAGBQJQL8Y8AAoJEIXCXpWhbrlNgiQH/3AdQ61cZ+iLJ+pyGIn+eKUZ bNATUyPI0xcytSYaPV/8mayycXDBdeoN4eHNNxjkJhoM6CCRoapwHIwooP3rwcVa hGe0q2AeRZsoZZpJZg0vib13g4tiCPEzNq+b4OkZQtrY5A4pUZsyOfVlYmHbYl3g dvRa5f8JDnI680SAp7ssmGd8W7ZMyyuJQc5rM8YUwW4LOWg1tQMqnG19GRDXMRkx QDNMuZkF7t3uIjtPFDEdotsdmPNb4ylrS2bqEB/JJ14ZLSxNhITKp5sp6kPbJPME kJBl+xClEk00e0AWU/06bGUVDgwc9b5YJf/aT7E5j1fQ+Ih7yx+eP7AuUigL2bw= =xyfL -----END PGP SIGNATURE-----