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-mediawiki-12.1-squeeze-amd64-ovf.zip.sig gpg: Signature made Tue Jun 4 14:10:04 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 450a818df5dbea4ed336a9792f77cce02d771933 * md5sum ee3560874e9e85ad049fc4816062926e 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) iQEcBAABAgAGBQJRrfUzAAoJEIXCXpWhbrlNRS0IAMNtdMseYmio9dRMp53QZ6aY MVUI/IO+45xcLo59gTpS/lvGuHamMCfrg04PBkICrWa8yEblmCwoZpKzDbwLnL/j oyMMp+NKuCYDqZymWEZipzMyo2XmaOzHdCA6EnFbpPpFg4bwChw1v7AghsAPwbhy PSysM/JGrkswOkI+wyoBT/O2K9igGVwmAuVskHxV0TYVX8q0aJPdXZxot8G9wTJA q4tUj9/p3aJJs8vFZK6hvz30t9Khr1cmPrxuCtUkW/Pu2GkvK5+nU0K+vtcbRlKa XhZL1cQuj7vEnvWoFB33a0L+ZOzVdopnwb3/TmIhrAe1Rx1SUOpHv0rh2Answzc= =fBF/ -----END PGP SIGNATURE-----