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_12.1-1_i386.tar.gz.sig gpg: Signature made Tue Jun 4 22:28:23 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum cd0d71d457dd1689d86f1548330797b1d9ade09d * md5sum c37e68cd7cc37747e0bff23f88bf59c9 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) iQEcBAABAgAGBQJRrmoAAAoJEIXCXpWhbrlNstQIAIuotLzWM+V7V+XFIVoAzMqc TFt/AEE1x9hTfxqLm6U+IVnfgtZDas0vhv1U6j7XqDRjpzEoaFoPhaO0pBz4OVoO psiB/4mtYT4X/1op2qCiIShjsP+2Fmmj0Xwsct1GAtCtDa4FatHae9oJDGUXBRT1 F0zyFt2bt3XKB50M49NmWN81BQj8O9B27jcLJKBOPNqEeJKJyr0GS4rpoWxWuk4w 0Wls7BNs7wYxzaArdq8cMJVXmXdZMctr01ppjaMBiE0Q1Z6IMw0aWVQkNwBOwUYV AAIk/gMYWQ8rJj5l9WVmVuv1jcWeE0GxOr1TilbKNupWU2/WboaDsxcfIRErFi4= =ffss -----END PGP SIGNATURE-----