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-12.1-squeeze-amd64-vmdk.zip.sig gpg: Signature made Tue Jun 4 12:56:51 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 533283105abd860d8601c144bd18ef2de0327ed4 * md5sum 9296fe0dab7aab66399c119cac2bc1b2 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) iQEcBAABAgAGBQJRreQNAAoJEIXCXpWhbrlNxCwH/RLvN470+PipOHmLrp+hpNEt Jq75EI7t2UC8VdwOFe61oCOQcEj/GFY2dxOJqHs1SuhMZtu2pjse2Z7LlR0h85rp DJbhLoHE6nQqY+ryyvDB8jM3ClOpw+Q17LVwE0ORNhAeR8WDsLn9hENTKo4BkbVz lZ5KkYJayHqx9+iL9d5choVmT4ABIJy+ywBTtMtLw542mQFCdZM2cdjskrze7aPr 2zNgoTIzxBvgvwV/K4AL10+gHZrEl+OS8NdUdCAkefpi1av9c9fffT9uw9h9b6f5 0ivDiySSI/3ZEREfi1Q/WAoHlw/b9ivMDBb3Eqp8kZvi8C+dBbzpHRpOXWe+waQ= =Qh6x -----END PGP SIGNATURE-----