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-dokuwiki-13.0-wheezy-i386-vmdk.zip.sig gpg: Signature made Tue Oct 15 15:25:07 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 113c59bf65793bb3a27dd429ae39bbe002e17360 * md5sum 384e5465f675ae9feaaed4c96d88a86e 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) iQEcBAABAgAGBQJSXV5LAAoJEIXCXpWhbrlNHZEIAOcJUiwIBfHO6gfm7dl/kwh0 7i+vJPvZJksE2jVs+8TXjfYKTJR/XDPN9CDp5gHx0Q2SqncQKs7jRqfV+0QKK1xr IxxPOMKBfHpOSpicmXxbA7oU7PvZRCOANdtBfZFTytn4sjb8R2iTzk4+FlR/avdd rV71eUV6wkCWNrG/+j2OSrdmqxZIFLOgdOupRUs9neEdEVntdDgtj59gwbkm83yu ht6XVl/rbNcx/RnxsAHP684ykHlcGg/FAkRQ5A39hoJiGBr8GZIUNFjlG2kWz7Cg OLb3jyHd2IxzAFfMTj63MigSgDyT7g729IELYzwkHG5+nNN7QpHr6iaB4qqlk7M= =bU7u -----END PGP SIGNATURE-----