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 debian-7-turnkey-openvpn_13.0-1_amd64.tar.gz.sig gpg: Signature made Wed Oct 16 09:29:37 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 85918006b606b65e7e779f2ea8fa3d2357b419ab * md5sum 4066e5057e30db3a0224158ade776fc3 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) iQEcBAABAgAGBQJSXlx9AAoJEIXCXpWhbrlNloEH/Rn1S58v8XBDtSomwk1A5mpp gF75TinQEHC2uvX+JxUuk1M2eLbszLj8PmLVju9uRMNHfUziHiRwwmgBVODPksP9 RjCf26gVNxLaSTmFc5JVJQ1JokmqKeKmiVhSyh3cwkuCMZnihuo/yMicZlkdyAh4 PoBrIjsCKciGb3LhZY/zO+RDaduV5hh404zAup0/++cjSvhs17XP4CMBca/fKzSC RjGKHXwVWo8QncDYEGwlPg1Ym5HsKz8B1h3R+PVhqMbPAGstHrgvoLqfiY+dXC1W 8t4rqUxUpcfGxYjFbMMUnUnSz8UZLR8NeCJ3Ar9lcXXLmgKXPE3q4z8/IvuQv7o= =cAI0 -----END PGP SIGNATURE-----