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-xen.tar.bz2.sig gpg: Signature made Tue Jun 4 14:17:55 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 93b6a0442bd9eec6dd152286c93fbe2f4fff8b36 * md5sum a78ab2c123e7e72ebe2c22e1c5a40070 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) iQEcBAABAgAGBQJRrfcEAAoJEIXCXpWhbrlN4roIAJnzBlfh6oUsrEwGYpi4yeVy TOL2Uzi/dUA1KtevuBnxYgcoBmiJXNCLhj2NC82g2GR+MtO3+LwXlCub+zd3wxPK RCW1OA+vdm22x1kxqQwzPNSbSMfJYFAz2WE9P6JNNNMniV9JcqgSaJOPbADfgkOd qpvMMV8PBBvcatDXYMIaOs9KW/whzSxWlWtLjdIdCqlCdPfQe+f6fzcMcrrNxwn9 qVFGAEMqqGqa5mx+ovSRYuha3P6Vck2rmB4DPg3gxJXhaTt+exaQGouTh6kQeA9o WbfUlaAk738uxtPPS1sJnUax4ZZ/+5wdccNTwUlBBkOoTSMtQpE4FR8NHlKjeWk= =7hjK -----END PGP SIGNATURE-----