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-6-turnkey-vtiger_12.0-1_i386.tar.gz.sig gpg: Signature made Tue Aug 21 14:52:54 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum afdf511ba988a81e20fee0888712a6d0fbde255b * md5sum 573ab4109d8c61e311412eabc6ba6b73 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) iQEcBAABAgAGBQJQM6C8AAoJEIXCXpWhbrlNtMkH/iJIumhUaY1E+D72lRAiaaah 7HjopQ4dgEXudMPcSGj+WTp977evz3UugF7TGb7GxnUo9D1dL25G8cqa4zfhehXv 7bTtNktWOqKx8nO6ORaz+UeGUqJ4mQLv0E/G0RMIwwgegrdD03iZNLR3Xw0vYiuE 2wPT4IOVSAjt5YuxdEA+cXZXoH5biW1kD+1VNUOaWe26CWHwB5MusVbbejWPO2xH adn+RCZyOnSSQ1kJ6DaADgqIdHXGP26/+M1tKBpoqgsBzaFL4NVmQm2/FRza6HLO XYCJwBabyj2F+qngIQNF6flaxdAc0tOgaQ/gWWQDzQ0ki97MNvp5p0zlB7jYSZw= =Px3t -----END PGP SIGNATURE-----