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-drupal7_12.1-1_amd64.tar.gz.sig gpg: Signature made Tue Jun 4 13:17:28 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 1d2f7dd513f5ccc34fbd3ddfa1b59915c6e0ab58 * md5sum f2fb2d15104e4aac28a47a1ad1a95a92 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) iQEcBAABAgAGBQJRrejgAAoJEIXCXpWhbrlNQxwIANmGgWY98MEF7tHZ9lP/qRUo JnZBG2LreRaG3DFC2BFzVmVEcL36feK6N+gqHGoE9eXMmrUZBE4xQ6fLgZr5KPC9 5OLA2gPFJ0BH0p4UT+0r3IKESwULBABWZMiU6ICdB7/WdYotHGM4oWaZOXAEOGLk S0k3TA9/4atiyulADaIJ3hmXRhdcj6DqaEZnbNzMEe/AFbC6Yqz9cLE7dBOLTN+G gGn2LE15dhdu14u8IgXOsp4ZgKQ9Hq8FtQoTNODvsKC9DXgoIDBUip//t0118Jn7 ieqdF/+HoLHn/63GJsXshD0dZQYezskc0EOtdDBBtq7dPL0SjbNMwjE8tGHg21o= =O4tn -----END PGP SIGNATURE-----