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-wordpress-13.0-wheezy-amd64-ovf.zip.sig gpg: Signature made Wed Oct 16 10:43:13 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum e7462b4e9364c64f9a467f97b85f6ab84916777c * md5sum a8013001bfea625a54257601388d8e53 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) iQEcBAABAgAGBQJSXm23AAoJEIXCXpWhbrlNdSQH/0o68qnMrJ+KasCQ3QL4EnnZ SBxHCG8P9F0buwZaYLV6u+nsB0hYDGtOh7v/8iDeXQoUPIdTp9PsSXX7Vt+zk2mR j5wWj+SJ/tBKiGxk9V3PdZhjj/I+YCzujytPt0oQOlh3zpKVM8+fCRlKDd7tFwhj 8ZcTPOcuu1rQBpOqZaxfLwx5biXtW8ijc9jcNjfENobD/e+31OC6vA7bdzg79TXV NGqqzHPrSARcZljdsQnjS14Nw7UuajwpK15htfMUoEnZpz96kZ1p7e5pwWFgkPkl /4Jg9SL6ofhm3ycge5IOQ4/Cb+YnwIUPMi9Xv/x3JNpOLgbGN45/o51EB6FxNTc= =vcnr -----END PGP SIGNATURE-----