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-mysql-12.1-squeeze-amd64-xen.tar.bz2.sig gpg: Signature made Tue Jun 4 14:45:22 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 2d5832576bc57fe7cf427899b7ef9c89339c13f4 * md5sum 94eb02599258b9d2e1490ff91eea43d6 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) iQEcBAABAgAGBQJRrf17AAoJEIXCXpWhbrlNSHIIALFnGsWnQrPqYUlX/iTxwJEt Mq/KPYH6xOSmpU1/1yMrI1J8usr5swMJOctXuK9/E60rJV3drnTrlkimjTTofXd9 fiKaI4dhKgkPvsoGgk4VNXFUjDsQj/wKVJs6yQY8lJOO2WQzqkOPeWbSwNsPRfD8 bzEzD9wi/LS1BLMQLmWHiuxZeCkQ2xtQbuI77PNNjp5EBnWERJ4qT95OfuvmcrW+ 3tUXr8n/sOkdXDn9FpxS3CBPBn2K0p65SjlcCizSAyzM8LGB4dQlj2PThOejpSBN 1HafNdTs4zzcZzjBC/QUJKP0+AFSmgfP2T7KwmERXc743fnZROgPXRUF9Vi4QCE= =tfiR -----END PGP SIGNATURE-----