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-asp-net-apache-13.0-wheezy-amd64-xen.tar.bz2.sig gpg: Signature made Fri Nov 1 08:45:49 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum ae48ed212f59babbf02078cc2bbc6d0dff971f53 * md5sum 417311b1b24c7130660400d5f6508bc3 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) iQEcBAABAgAGBQJSc2o2AAoJEIXCXpWhbrlNbZcH/jncQ1Vn5HggiShZBGlpWZBv zKvM93vW84T46cvkja4jA1e3Sd4uAGpFK8Xq8BWOr6Y7h0tFsA/sXhpTVPwHhb8v 864TDWo2hOTgz8xaWtnAWq8pYijnRph3DZfM457S+M9N/vXHRyyK2/RMYOw8aNtc vBbZVQdqTnlvpgKBek5EIsCMX3hboLmnVA0zPap1yCGkyVPO9ou8/XB0CHD4du7J KJauYCDopfvH9kZk3BfngmJYHEtDqkdN9QWGSZUa4mIfPz5o+nF6lkgS1fGuHlTa rF6D58EE3Y/1ZIF94Wt0P+ZBYSSZuzh9FkQ3Xyy3rE34MeArD1pOqzKVJCi3KKc= =kRI0 -----END PGP SIGNATURE-----