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_12.1-1_amd64.tar.gz.sig gpg: Signature made Tue Jun 4 16:26:19 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum a1e0c6e51abaad499eba0253e5a61418902b6183 * md5sum 1ee29db7f51f6d56a5c083af6e883a14 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) iQEcBAABAgAGBQJRrhUkAAoJEIXCXpWhbrlNW/gH/0jd/7ZDdd0BvPF4keuclfwf y5Jp4k6y9RtcdWrhVVfDYlxDM/5ALVpxQcV5hfosef2WHG1vEJ5eT42mUxqEl4Qe DYUO0M6T6Mei1sfEPaB1FiiJ7esoSFRYHHtBfZ0fIiQdfgIZPGuH8g48cof5Q8lq Ul5TLZmJXM/37AkDuiR9o5IPLZxWR9JuQoPBJ5Swds/FTCb0pGAr65nm3ffH+yfO CcCTjuANBBg2p55KV6Un+UiQDB0ZOeTB81UJj5hCmIsK0aCct5DNnxFh4OCTyq6J ndsaGwPjGS9uDEuw55041vZUzRV7SrhTEI5k9Zdgg7ONwM9C4F6M5JG3m8vNP10= =t96d -----END PGP SIGNATURE-----