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-simpleinvoices_12.1-1_amd64.tar.gz.sig gpg: Signature made Tue Jun 4 16:05:15 UTC 2013 using RSA key ID A16EB94D gpg: Good signature from "Turnkey Linux Release Key" For your convenience we also include file checksums: * sha1sum 53e036819d4107d7791d0f117e6af5621617b5d8 * md5sum b21adb2ec28b42d09750e946b87724f3 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) iQEcBAABAgAGBQJRrhA1AAoJEIXCXpWhbrlNBvcIALbKOy+qiCs7mVpwZ6PdjI+P kGFDBu7twFadtpw8jTdRfv5qN1eXcrbDQwzco663Umg2TdCd2IynPcV+5UcQ/JMZ R5VcvZ8VfNVc5p/As0x4he1zH3Hz8zyex3CDVpZDlk6cl3YhU1krZpBc0pphMvJd kHW/9rH7AuWLqIngnbVktQABackmEeV06prTQTSSILT1cDGPSQOK5O7y+ffYj62z N1jkT1ifAUlk3p9kuqzpvprA/5T3lSCY+W4a8wV/4DqYq0kJVruz8v0rx7L/KTYA 6Hz9r5YRVNcnyhjpcl4iB6YBLQwNwKL7ORZGEyDN2ikYrPBac2aY0tjGE3PTCi8= =nBPz -----END PGP SIGNATURE-----