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-ejabberd-12.1-squeeze-amd64-xen.tar.bz2.sig gpg: Signature made Tue Jun 4 13:26:55 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum e121b59598f6139b5a448a3992002434740ae65a * md5sum 1e6ce1f422b9575f89c70080ff12a47f 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) iQEcBAABAgAGBQJRresZAAoJEIXCXpWhbrlNIykIAMZszEXrEv4jgfus5sAXS7hu V/meyy1IcCxxrKTpFSLxMBMFHSZW6wSbg41xPaqjKQlEvHqUP+93VfvgBXhraMJn pls9wxAOrwjLaRR7IIG27MliLGeyqC9k4fjVn3rA1VMItxwYQ+HLaJMuqf40AgZl LH4qAk1Sz5g/ib92dIKtIA30DL9UqV7YTaHKaqoVsu2W2p+rcIzauHaouK+L+02E N+V/PWXSmr9La/Bk2oO8n5T5hS0rxPG0jvZnazqGCGlhHtn90s9Im84a1PLTFE+I /xgfUDVAlnrk+j+ejPCjwm9KxJN7C/wQtcIkQ9lDR3BrbwPzHm0GmRLN/wMc0Rg= =DabD -----END PGP SIGNATURE-----