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-phpbb_12.0-1_i386.tar.gz.sig gpg: Signature made Tue Aug 21 14:28:12 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum 7ece5954bfa90ca9e46a3e02074baeb29aea09d0 * md5sum c05cb1e17509095f7fbb0a19df9a3c34 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) iQEcBAABAgAGBQJQM5r0AAoJEIXCXpWhbrlNLvUH/3lmHPW9tUMwAYWyOzlT/LzS 6VsOIqoY+i5QjU2YzztR7nLeb2mWAtVyFJJKY4gBHQnLwTl9mJFlS4cvfmQQNNjX dOIAWLupNrPJpF2eX3AYVLt4wGuNRVINHqfdjrEDikkWoiD1PCLO/vl/kdsyKOsu MbePtziAhDCvkwgr8dCk74cDj/UHeGEHfRxNuHj6SmB39n8zG6RdHJXAbzw+LbNY iKHYrO+TRROPhiCg5BuJABDKex5KcupAYSc0xVPBhBnbGi5iu/9S+tDZMWKoMHxQ PJmrmku7fal6anuy3Ucsk5znzzwFuC6DAxmSdpJoH7zv4GAh6UCrggnHJ0ustwc= =xHay -----END PGP SIGNATURE-----