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-gitlab-13.0-wheezy-amd64-xen.tar.bz2.sig gpg: Signature made Fri Nov 1 09:04:37 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 569f1930cd456d4aa159039f9bc724a6a2deaad3 * md5sum 230c8ffb53ebe7d9cbb36777ce2c231d 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) iQEcBAABAgAGBQJSc26VAAoJEIXCXpWhbrlNt+IIANZnsNRnQhmPYkFD5XWts8TC AQ7ZRlxRs7rOQBQ+Bi0Ma24kLrQCILN/8nSek6MrtpLMovN9qCnMRqWWMPII6Xrb HnwRoSIq75g45LdXcK/p8PYtg+4Bf6249qiMBb8aRWeSGsKMqZVKJiJuTFrtKxf4 sIlCol77pt1JOWxnVn0wHsY9z6UiWDbeUWdMBdB0/ZTuXFDT80bFA7DEzkAjxHoW EGywA+8+fui4EeqcGJAdxnPnx9keP7MtEDcbgk+/3RfjQTt5M0bqVcvT5WOBOSZx 8M08TqYv6FSQo5gc4bqhC260DhtbTIBEtRTh0J8YFaZR9EIQXNjv3CudHMjIHj8= =ceIK -----END PGP SIGNATURE-----