Because of license restrictions, the library libdvdcss (needed for play CSS encrypted DVDs) is not available on the main repositories of linux distributions.

Here’s the installation procedure of libdvdcss for the most common linux distributions:

Debian

1. Edit /etc/apt/sources.list and add the following line:

deb http://download.videolan.org/pub/debian/stable/ /

2. Add the repository key:

# wget -O - http://download.videolan.org/pub/debian/videolan-apt.asc | apt-key add -

3. Update the package list:

# apt-get update

4. Install the library:

# apt-get install libdvdcss2

Ubuntu

1. Install some required packages:

# apt-get install libdvdread4 debhelper fakeroot

2. Execute the following command:

# /usr/share/doc/libdvdread4/install-css.sh

Fedora

1. Add livna repository

# rpm -ivh http://rpm.livna.org/livna-release.rpm

2. Install the package

yum install libdvdcss