Varuolo

also a good reference for building RPMs on CentOS - Varuolo

This page describes how to set up rdiff-backup to run, as a non-root user, unattended from a crontab. We will utilize features of rdiff-backup and OpenSSH to secure the setup as much as possible. - Varuolo

How hard is it to choose a good password? Most people believe that choosing a good password is easy. After all, how is somebody going to guess my wife's maiden name? In reality, people usually choose poor passwords. In 1990 [Klein 1990] an attempt to crack a large password database revealed over three hundred passwords in the first fifteen minutes! One fifth of all password were obtained in the first week and approximately one quarter were cracked by the end of the search. More than half of the cracked passwords were six characters or less and some accounts didn't even have a password. - Varuolo

“…Approximately one out of every nine people uses at least one password on the list shown in Table 9.1! And one out of every 50 people uses one of the top 20 worst passwords..” - Varuolo