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-pligg-13.0-wheezy-amd64-xen.tar.bz2.sig gpg: Signature made Fri Nov 1 09:26:34 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 5d49428f1203fc2546ad16f727e95eb787b7f9db * md5sum 6f29ff7a154cf245b309db37161ec82f 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) iQEcBAABAgAGBQJSc3PEAAoJEIXCXpWhbrlNct8IALRv6cs7DMEplNry/e1GpYdZ TzZnjouMp0wxgDqoo949hjPefNjxpvjjwtyaB5LVZ7D82zO4KBs1b58ybWJ9RuxF 1Js0x52JtAlg2/VtHN7mpD5Vgcw58LNqH6neOtMXlIZEeWxUtJI5dungjo4zIVZT Z9NsBfoMNv8BqS2R8LnL9UNX6/MzFaoedt5/9CdnpiwAnC21P946TPFe9y+EeCbm F+sHul/L4vQi5oyovhu8/UwkrRA0G4/rbN5CqqfBkFKyFq1iPAMEi/U4eYTmhe19 RH5Z4hifazy3ic3Wazsyi0UkHjLdpHWYl+NaM4bp2vigrAJq5hqM8CyGt1V4Pro= =sRo5 -----END PGP SIGNATURE-----