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-mediawiki-12.1-squeeze-amd64-vmdk.zip.sig gpg: Signature made Tue Jun 4 14:09:55 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 0d00ae638b1f82f3180c862aaeb13d447866edb9 * md5sum 9a240d2bdd568e47dcf6102026042d69 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) iQEcBAABAgAGBQJRrfUpAAoJEIXCXpWhbrlN0MwIAJO5rsjzA+K04fA2NrOo6QK4 wGZ/MrV3ic5QrmJCWOFLR+TzcFG/j5oWWtrfk+gOCBRThTpHIw+oO9ekwYz7Q0rS rsZjWgcfe1wbiKGkmuWP2QSR5R1Pb6qo7k7KWBE9zzrYaTXU/AcN2VeBEsyZOi/+ 5fOvs/68VwX4AW027Noy12+oTJLqs1Sw85nspm6gKbxc3lXxRtFGEEbjUY5AlPK7 xoOKSnr+BgsWu6Q2vagWCGG7oL18QYXgnFhOBnE65IuVTg7TYfAmB+y3nvE/PskN IrPaG4AL/AHsGqF7j9K53akHne1AZAKMa7kmjZLtdWV9R77SlxE8/IqqmcYxNRY= =1APq -----END PGP SIGNATURE-----