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-i386-ovf.zip.sig gpg: Signature made Tue Oct 15 16:08:23 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 5ad55c7cf256b7997f344ce10474c85850224130 * md5sum 8069567e1df5f02a1cb22b82baf4557f 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) iQEcBAABAgAGBQJSXWhkAAoJEIXCXpWhbrlN2JsIAM+VgYvBtCNzDF/ipXd4wCDm 2vC/sz3CtpN0ghF6jz0n1H+J3EwOt14bvH3IVrgO3LYLDsCYN9bpAZpTs8VcOnux Jf3z39mD1uWQjxRW/AuEno2AJkq1+c2bCFMrSkxPhlpmgXfOB0JVyX4Hfa+KjMxx rATXDB8twy7jkuzl3SctKwLRhG7z2ubjIIghnuE5g3lwX5BAfnMkNbpSY4RPrldt NSvG762HUZHAziZb91NPZNDlvcMYKVlW6w7dhloC7jwyUNcGAmc+pjVmwSdAvAd0 Ko200dDpq34i2PoYIqJ2Iky2YHeN4G8gTwsM0pqMQU/eqrz7vR6CipIXlmPHx8o= =YxK8 -----END PGP SIGNATURE-----