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-7-turnkey-tomcat-apache_13.0-1_i386.tar.gz.sig gpg: Signature made Tue Oct 15 19:36:52 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 36a904d7858affa1269a44b6f2784765711967df * md5sum 76e2932e08c526e152b7c2a88cc41577 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) iQEcBAABAgAGBQJSXZlLAAoJEIXCXpWhbrlNy+IIAMEPjHrZhv/aCjY+Lh+lEBn3 lnPbWXUqK+lEw4rXgBmbSIViaTuy/5jZHrsWkQiwZ5AH38VYXKdWgWBVxKF/1H0w K8j/N09zNp679B9os1xBJ7OCT/03iUhiJ4/eNuycwWONlaMEdGpac04UDDFdOSdR qR6V88YFtEzB1ueufuNJlks8splku1tex9ukgKODGrh78wJXZH6jXnWrm6MLBxlh bdsMyl2JjBcGI2LqpnMoh79kJBNg2mJ7V9Acw+1f2vf5pDL4eX6yzQMeHyhoFjGn ymUxmwg8OnzWqW9JAoTKO9kfMwBm3bcOCN5Cj0DvcVfeXmbz6Bq6GuoGAbKki9I= =uGaF -----END PGP SIGNATURE-----