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-12.0-squeeze-x86-openstack.tar.gz.sig gpg: Signature made Tue Aug 21 15:18:11 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum 8722112f9ad62f79934e2d68b3a1779b2a915e70 * md5sum 3e0dae92dfa2d33e7f6f7cdd533729ac 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) iQEcBAABAgAGBQJQM6apAAoJEIXCXpWhbrlNIvAH/0009CtGjetk77C8gwnR/KZB DAQXC/4HCBieuBedimCyNkOQazA1wlTLrvJTJaeQVpbKqHAwGK1BpSylMfEDD43g 9DPK9jLfSVly1vtTbHoDJ8Y1L+kdvn4qTKvda5s7JXnJ0skiCgmfiSfow2nnwrbe cigQdfPXH+lpJsJnJV5wYq24J8zAXGM3rpm5MdksHnDrMC7cEUTZmZ59H6Pksj0R Ku9Q2w/hT9KS91T9V8Jx90pYEaVUT19uIYPw6txVr68ZcqJTeDPZ1FcIzW1TiIoR diO89UvyA4xpbDWMKWm7IgaqMZxMp6sVTkrYbEAfwCOmbid4PEAhbg8k0VDUwsM= =fSrJ -----END PGP SIGNATURE-----