Bookmarks for 9 mag 2011 through 10 mag 2011

These are my links for 9 mag 2011 through 10 mag 2011:

Unix shell scripting with ksh/bash – The goals of this class are to enable you to: 
 
Learn what kinds of problems are suited to shell scripts 
Review the most commonly used Unix commands that are useful in shell scripts. 
Write simple shell scripts using the Bourne, Korn or Bash shells 
These notes are intended for use in a 2-part class, total duration 3 hours[…]
Cool, but obscure unix tools :: KKovacs – Just a list of 20 (now 24) little-known tools for the command line — I hope you find something useful that you weren't aware of yet! Use your operating system's package manager to install most of them. (Thanks for the tips, everybody!) 
 
[ via Bru Aggregator ]
Securing your Linux vsftp installations by locking down your server and chroot()’ing users – […]I’ve been using vsftpd for quite some time, and it has one of the best security track records of the various FTP server implementations. When I’m forced to use FTP, I always install vsftp and perform a number of actions to lock down my FTP server installation. […]