It happens every now and then to have to do a complete cleaning of a system. Maybe you get a computer from an employee who is gone, or a server must be abandoned, or simply you need to reassign a computer and to be sure that all data are no longer readable in any way.
Do you think that a rm or formatting is enough?
Sorry, but if you think so i must say you are wrong, a rm a fdisk or something like that could be easily canceled, so you need something better…like DBAN
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You are root on your system, you do a rm of a file and get a “rm: can not remove` test ‘: Operation not permitted” is this possible?
Yes, if there are any special extended attributes set on your filesystem.
The “interesting” thing is that also some rootkit use these attribute after have changed some binary (ps, netstat) so restoring the originals it’s a bit harder.
But don’t worry in this article i’ll present you the lsattr and chattr commands that will help you in list and manipulate the extended attribute on your Linux box
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If you have not already heard of it i’d like to point out the excellent initiative “The Humble Indie Bundle #2” for 5 days is still possible to buy 5 good games and choose the price you want to pay too good to be true?
Then I add also that you can decide whether, and to what percentage, to allocate part of the sum for charity in two associations.
Recently I discovered a new kind of Linux: DoudouLinux.
It is not a new distribution, but a Debian is a tailor-made for children, the designer Jean-Michael says that is usable by children two years old.
And in fact by starting this live meta-distro you get a rich and colorful menu from which childrens can choose what to play.
Intrigued by the project, I asked Jean-Michel an interview and him very kindly accepted to answer my questions, this is also a good chance to introduce his project in Italy and other country where it still is not widely known.
Edit: Thanks to Jean-Michel there is also a french version of this article here
As the last article on the methodology “Getting Things Done” I want to present the site Remember The Milk and some Linux tools that you can use to interface with this service.
The previous articles on this topic are 3 tools to manage your time and the program Task Warrior.
is an application service provider for web-based task- and time-management.