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-otrs-13.0-wheezy-i386-xen.tar.bz2.sig gpg: Signature made Fri Nov 1 09:29:12 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum fd8c2d5c14e56801eeba56cc14f8f8bc8d8c7fb0 * md5sum a6fbfda6c7032bdc55111b44e57c576e 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) iQEcBAABAgAGBQJSc3RfAAoJEIXCXpWhbrlNKXUH/3U+dalUO5WikuBG10azhcJZ hXc4F2t/khJkeaOA6K92kA5QhDRkfxkBvODoixPQ6jfs8J9hlUPdh0bWKGdVDFh9 EINennYEQjWr8CJPxGUY/E9uaMJ/NDOEF/SYXNn9VxjXc+M4bROQK+VdddKSKDWR ijDYhOMysd0RuRveL7h0/n3OC2y10IVkDRjHSHZrBYfcN4y6kby7isKKKM2U0+WA 3juX5kP8sO2Gh+CZeUIVbU4UPkQ4kT2oo+9VPT1sgkVAYz4E0FW6TRrLCLvxFYYt xfT77HWCYmMcJXwsz7/KL6AspTGJp5N9PbdiSlxNA0GSdpqoFx4H4Su0fKPpUr8= =WLVq -----END PGP SIGNATURE-----