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-12.1-squeeze-amd64-vmdk.zip.sig gpg: Signature made Tue Jun 4 13:40:51 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 73c29daf5023d4151d3e441ce5cd5388b11c620d * md5sum 20d2863e5b6c4abad69ea114d9db3810 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) iQEcBAABAgAGBQJRre5TAAoJEIXCXpWhbrlNxDQIALBmyDUNICXYCg93j4VdiK4a 2kl+T7EIFJHN/BINNEXfBXrBWDx9jABPt5joWOV8ozt5NbL1BLc4WFM50xcArNdn VF1NmwYrOhBiuugI951jNiu8O92QjSc9Ayfz7OjP3C7c1kwGMBGPFqRxh5YM5Cma nH9VZRbR27A9GcAq7F8qRTqTYd3um/U+Biw82GqyNQKN/0529d5eG8ysZHmo1MCb kWmldebDlaTAzuCqWCRsB0yXjZp0a2ztYAvTI01n29njsBdrqtEnH9Xt3M/lueYe xpf4sMtQxXrHrr0Gt5OI4b6gwhnyxP3ReE9VpZwiaXoPIMJbrsYbIQ1XF5IFIO0= =VOML -----END PGP SIGNATURE-----