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-otrs_13.0-1_amd64.tar.gz.sig gpg: Signature made Wed Oct 16 09:40:03 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 019fdb3e1d5da1913522274cb26c9eb58000dee3 * md5sum a8ff96e6d581cc4e36ead25f0d172f79 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) iQEcBAABAgAGBQJSXl7sAAoJEIXCXpWhbrlN79kIAInj51B2Xj5xt4oz//nce2Nv i1uZm4zJHuVg0glq3oL0tKuHn2+dcOe9MR40vhrPHq145ymGm8zDckONiCaHBQKD It+KxbVirKnXtMdkQcrLC7L613d+Vn/tDK/Qx40kbhYCqmsRBx/xw98LF1AY4LzC RhJ2YZjrvOQBPuWWuuWvY6T+ZXk/O0PSqxndF3RcnTk/QY55sB2a48ysWMmj745R wVd44tJ81ByGUAGWRQ0ZkaAwsp+vM3jmIAZrBTza10Jv10UnbRYeIf0YqaS8xk6a mqfsjynymiNaC1cUUE3c3daNilPtFS3cvL6giMefaOZ3954czdgjFoQ52GKLdU8= =lfnP -----END PGP SIGNATURE-----