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-etherpad-13.0-wheezy-i386-xen.tar.bz2.sig gpg: Signature made Fri Nov 1 09:04:52 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum b9eb6e13c099c6255a2a174445d6202239e21f39 * md5sum 2975ddd5e8dc78522eb44d5faafa9c7c 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) iQEcBAABAgAGBQJSc26qAAoJEIXCXpWhbrlNYR0IAOmfTsuD/G0qzAUWIcMhXFbE 1V5ZrYVgjA7jC9kZbcXhOdNYr0eiJ/XK3Jzab6S1SBsof7C9yqVoCAgeCQH23GvK /PzVLwDXpAKLZo1ejA/yDz3sr7u4dJXJy5F8kFZTFKts3jsRc8kXH22GRggSPC1d 4DnUOkmHmnmel6u5Tx5z9XaI/7ijHNP3/Nc2IvkhW75enPIMJ96W+FJLAdNohCGY CYGRQcdV5bQVACEWTcgO6AsVrN/raJn4EJna52LV/c73vwZpJX2rxXwJMZyClSS8 rK8CyOhroeskvQ1hzKR0CPdsIHhWQNf4cuQCfXBekkt/tQwPwKsO3dxV2VpJ+qU= =U98R -----END PGP SIGNATURE-----