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-tomcat-apache_12.0-1_i386.tar.gz.sig gpg: Signature made Tue Aug 21 14:45:10 UTC 2012 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key For your convenience we also include file checksums: * sha1sum 81e998a13267a15a641e24c8c3fb3bafc8464315 * md5sum 63ef9ae86a3d855b56a6ba2ce89344f2 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) iQEcBAABAgAGBQJQM57qAAoJEIXCXpWhbrlNaBwIAMxDInzzL8jckbZel/YetIg0 ZUVJQPRP68c9CeHheekiQ8Qka+OLd5flPUfRS9Snwqelwwr2NiJmlOuDsXDGD8hn 2gUREiWOsjZUjAsdi73OVwChONJzK6yUAIPKVm47j+xBeYBD2d5gi66JoLCG+PCH P99I00rbC4L/oOFlc8eLPKpEUFd/fAQXFHq4VJAnuqu526Qo3TxzohVt4Nn5rByF ogmPwn2C1F/sfzepIDr11899F0BKBcazeTMm+0/C7hCCYdCbSYCy2/b5Z67iNE7c 2E5b8CQeQcFcFkXh8QbNnKAW5L6SM/RXS5rV0D0N02jHT2E9pcqQNVO8RCvzbkc= =lw3C -----END PGP SIGNATURE-----